“Night and day”

“Curiosity killed the cat”

Being too curious can cause trouble.

“Too many cooks spoil the broth”

Too many people involved can ruin a project.

“Speak your mind”

To say what you really think.

“Cut and dried”

Already decided and not likely to change.

“Carry the day”

To win or succeed.

“Let sleeping dogs lie”

Don’t bring up old problems.

“Rome wasn’t built in a day”

Important things take time.

“Burn the midnight oil”

To work late into the night.