“Don’t judge a book by its cover”

“Barking up the wrong tree”

To make a wrong assumption.

“No pain, no gain”

You must work hard to achieve success.

“Break the ice”

To do or say something that makes people feel more comfortable in a new or awkward situation.

“Take the bull by the horns”

To face a problem directly.

“See eye to eye”

To agree completely.

“Speak of the devil”

The person you were talking about appears.

“Get the ball rolling”

To start something.

“Better safe than sorry”

It’s better to be cautious than regret later.

“Miss the boat”

To miss an opportunity.

“Give someone the cold shoulder”

To ignore someone deliberately.

“Take it with a grain of salt”

To not completely believe something.

“Bite the bullet”

To face a difficult or unpleasant situation bravely.

“Wrap one's head around something”

To understand something complicated.

“Costs an arm and a leg”

Very expensive.

“Catch someone red-handed”

To catch someone in the act of doing something wrong.

“Make a long story short”

To summarize briefly.

“Speak your mind”

To say what you really think.

“Once in a blue moon”

Very rarely.

“Too many cooks spoil the broth”

Too many people involved can ruin a project.

“Every cloud has a silver lining”

There is something good in every bad situation.