“On thin ice”

“Break a leg”

A way to wish someone good luck.

“Curiosity killed the cat”

Being too curious can cause trouble.

“It’s not rocket science”

It’s not very complicated.

“Bite the bullet”

To face a difficult or unpleasant situation bravely.

“Don’t count your chickens before they hatch”

Don’t assume success before it happens.

“Cry over spilled milk”

To be upset about something that cannot be changed.

“Actions speak louder than words”

What people do is more important than what they say.

“Keep your chin up”

Stay positive in a difficult situation.

“Speak your mind”

To say what you really think.

“Barking up the wrong tree”

To make a wrong assumption.

“Once in a blue moon”

Very rarely.

“Cost a fortune”

To be very expensive.

“Take it with a grain of salt”

To not completely believe something.

“Wrap one's head around something”

To understand something complicated.

“Every cloud has a silver lining”

There is something good in every bad situation.

“In the same boat”

In the same situation as others.

“Burn the midnight oil”

To work late into the night.

“Don’t judge a book by its cover”

Don’t judge by appearance.

“Throw in the towel”

To give up.

“Let the cat out of the bag”

To reveal a secret accidentally or intentionally.