“Speak your mind”

“Hold your horses”

To wait or be patient.

“Cross your mind”

To think of something briefly.

“You can’t have your cake and eat it too”

You can’t have two incompatible advantages at the same time.

“Don’t put all your eggs in one basket”

Don’t risk everything on one plan.

“Put your money where your mouth is”

To support your words with actions.

“Actions speak louder than words”

What people do is more important than what they say.

“Your guess is as good as mine”

I don’t know either.

“Don’t count your chickens before they hatch”

Don’t assume success before it happens.