Idioms

Pot calling the kettle black:

Don't beat about the bush: Get to the point. Don't spend too much explaining things.

All that glitters is not gold: A showy article may not necessarily be valuable.

Easier said than done.

Waste not want not: the more you save, the more you gain.

Look before you leap

Don't judge the book by the cover.

Once bitten Twice shy: You neve make same mistakes twice.  You learn from your mistake.

Back to the drawing board: we begin from the start.

His bark is worse than his bite.: A person appears to be dangerous but in reality they are not.

Don't count your chicken before they have hatched.: do not always assume that things will go on as planned.

Laugh all the way to the bank: to make money without doing very much work

Throw the baby out with the bathwater: To throw away useful things as well as useless things at the time

There are no flies on him (her) A person who is obviously intelligent and not easy to fool.

A penny saved is a penny gained. Even a small action can have a big affect.