{"id":65289,"date":"2025-07-26T09:00:20","date_gmt":"2025-07-26T06:00:20","guid":{"rendered":"https:\/\/www.englishcentral.com\/blog\/?p=65289"},"modified":"2025-07-23T12:50:01","modified_gmt":"2025-07-23T09:50:01","slug":"english-idioms-about-good-and-evil","status":"publish","type":"post","link":"https:\/\/www.englishcentral.com\/blog\/en\/english-idioms-about-good-and-evil\/","title":{"rendered":"English Idioms About Good and Evil"},"content":{"rendered":"
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Our globalized world has made learning English more important than ever. Strong English skills can lead to many opportunities, whether they are for travel, work, education, or just connecting with people from different cultures. Understanding and expressing deeper meanings in everyday conversation requires understanding and using idioms, but it’s not enough just to know grammar and vocabulary. Using idioms correctly can significantly improve both comprehension and communication, bringing color, culture, and nuance to language. In this post, we\u2019ll explore 20 common English idioms about good and evil, complete with their meanings and examples, to help you understand how native speakers talk about moral character, choices, and behavior in vivid, expressive ways.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>

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20 English Idioms About Good and Evil<\/strong><\/h2>\n

Having a deeper understanding of the importance of idioms in everyday English, let’s examine 20 idioms that are related to good and evil. Below, you will find each idiom with its meaning and a clear example sentence to demonstrate its usage in context.<\/p>\n

The salt of the earth<\/strong><\/h3>\n

Meaning:<\/strong> A genuinely good and honest person.
\nExample:<\/strong> She\u2019s the salt of the earth<\/strong>, always helping others without expecting anything in return<\/p>\n

A wolf in sheep\u2019s clothing<\/strong><\/h3>\n

Meaning:<\/strong> Someone who hides malicious intent under a kind exterior.
\nExample:<\/strong> He seemed kind, but he was a wolf in sheep\u2019s clothing<\/strong>.<\/p>\n

Go the extra mile<\/strong><\/h3>\n

Meaning:<\/strong> To make a special effort to do something good.
\nExample:<\/strong> He always goes the extra mile<\/strong> to support his friends.<\/p>\n

The root of all evil<\/strong><\/h3>\n

Meaning:<\/strong> Often used to describe money, or a fundamental cause of corruption.
\nExample:<\/strong> They say money is the root of all evil.<\/strong><\/p>\n

A good Samaritan<\/strong><\/h3>\n

Meaning:<\/strong> Someone who helps others selflessly, especially strangers.
\nExample:<\/strong> A good Samaritan<\/strong> helped me change my flat tire.<\/p>\n

Devil\u2019s advocate<\/strong><\/h3>\n

Meaning:<\/strong> Someone who argues against a position for the sake of debate or to test the argument.
\nExample:<\/strong> I\u2019ll play devil\u2019s advocate<\/strong> here and say maybe he had a point.<\/p>\n

A do-gooder<\/strong><\/h3>\n

Meaning:<\/strong> Someone who tries to help others or improve things, often idealistically or self-righteously.
\nExample:<\/strong> She\u2019s a real do-gooder<\/strong>, always volunteering at the shelter and organizing fundraisers.<\/p>\n

Make a deal with the devil<\/strong><\/h3>\n

Meaning:<\/strong> To compromise one\u2019s morals for personal gain.
\nExample:<\/strong> He made a deal with the devil<\/strong> when he joined that corrupt firm.<\/p>\n

White knight<\/strong><\/h3>\n

Meaning:<\/strong> A person who comes to the rescue; a hero.
\nExample:<\/strong> He played the white knight<\/strong> and bailed the company out of bankruptcy.<\/p>\n

The lesser of two evils<\/strong><\/h3>\n

Meaning:<\/strong> Choosing the least harmful option among bad ones.
\nExample:<\/strong> Neither choice is great, but I\u2019ll go with the lesser of two evils<\/strong>.<\/p>\n

Clean hands \/ Have clean hands<\/strong><\/h3>\n

Meaning:<\/strong> To be innocent or morally blameless.
\nExample:<\/strong> She couldn\u2019t be accused, she had clean hands <\/strong>in the matter.<\/p>\n

Hell-bent<\/strong><\/h3>\n

Meaning:<\/strong> Determined to do something, often recklessly or destructively.
\nExample:<\/strong> He was hell-ben<\/strong>t on revenge.<\/p>\n

Wear your heart on your sleeve<\/strong><\/h3>\n

Meaning:<\/strong> To show emotions openly, often suggesting sincerity and goodness.
\nExample:<\/strong> He wears his heart on his sleeve<\/strong> and always means well.<\/p>\n

Evil eye<\/strong><\/h3>\n

Meaning:<\/strong> A malevolent glare believed to cause harm or bad luck.
\nExample:<\/strong> She gave me the evil eye <\/strong>when I got the promotion.<\/p>\n

Heart of gold<\/strong><\/h3>\n

Meaning:<\/strong> A very kind and generous nature.
\nExample:<\/strong> Don\u2019t be fooled by his gruff exterior, he\u2019s got a heart of gold<\/strong>.<\/p>\n

Bad apple<\/strong><\/h3>\n

Meaning:<\/strong> A person who negatively influences others or causes trouble in a group.
\nExample:<\/strong> One bad apple<\/strong> can spoil the whole team.<\/p>\n

A breath of fresh air<\/strong><\/h3>\n

Meaning:<\/strong> Someone or something new, different, and refreshing
\nExample:<\/strong> Her positive attitude is a breath of fresh air<\/strong> in the office.<\/p>\n

Cold-blooded<\/strong><\/h3>\n

Meaning:<\/strong> Acting without emotion or mercy, especially in a cruel or violent way.
\nExample:<\/strong> It was a cold-blooded<\/strong> act of betrayal.<\/p>\n

Light at the end of the tunnel<\/strong><\/h3>\n

Meaning:<\/strong> A sign that a difficult situation is coming to an end.
\nExample:<\/strong> After months of struggle, we finally see the light at the end of the tunnel<\/strong>.<\/p>\n

Twisting the knife<\/strong><\/h3>\n

Meaning:<\/strong> Making a bad situation worse on purpose, especially emotionally.
\nExample:<\/strong> She didn\u2019t just leave him\u2014she twisted the knife<\/strong> by dating his best friend.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div>

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Frequently Asked Questions About English Idioms About Good and Evil
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Are idioms used in formal writing?<\/strong>
Casual and conversational English often uses certain idioms, while others may appear in literature or journalism. Make sure to use them wisely based on the tone and audience.<\/p>\n

How can I remember idioms more easily?<\/strong>
Practice using them in your own sentences, associate them with stories or images, and expose yourself to English as it is spoken in books, TV shows, and conversations.<\/p>\n

Do all native speakers understand idioms?<\/strong>
The majority of native speakers have a grasp of commonly used idioms, particularly those related to good and evil. There are some older or region-specific idioms that may not be as familiar to people.<\/p>\n

Can idioms change over time?<\/strong>
Yes! During the creation of new idioms, certain idioms may fall out of use. Over time, idioms can change in meaning or popularity due to language evolution.<\/p>\n