“Don’t judge a book by its cover”

“Every dog has its day”

Everyone gets a chance to succeed at some point.

“In a nutshell”

In a very brief and clear way.

“Hang by a thread”

To be in a very uncertain or dangerous situation.

“Pull yourself together”

Calm down and control your emotions.

“Don’t hold your breath”

Do not expect something to happen soon.

“Hang in there”

To keep trying and not give up.

“Get your act together”

To start behaving or working in a more organized and effective way.

“By the book”

According to the rules.