“Bright and early”

“Early days”

Too soon to know the result.

“Live and learn”

Used after learning from a mistake or experience.

“Every now and then”

Sometimes, but not often.

“In black and white”

Written or printed clearly.

“Cry wolf”

To ask for help when there is no real danger, so people stop believing you.

“Crash course”

A short and intensive course.

“High and dry”

Left without help or support.

“Night and day”

Completely different.