“Breathe easy”

“Get your ducks in a row”

To organize everything properly before doing something.

“A wild goose chase”

A useless search for something that is hard or impossible to find.

“Make a mountain out of a molehill”

To make a small problem seem much bigger than it is.

“Easier said than done”

Something sounds simple but is difficult to do.

“Take a rain check”

To postpone an invitation or plan for another time.

“Rule of thumb”

A simple practical rule based on experience.

“The whole nine yards”

Everything possible or available.

“Easy come, easy go”

Something gained easily can be lost easily.