The idiom "make a virtue of necessity" means to turn a difficult or unpleasant situation into an advantage or positive outcome. It implies that the person is taking action in response to circumstances beyond their control and is finding a way to make the best of it.

The idiom "ward off" means to keep something away or prevent it from happening. It can also mean to protect oneself from danger or harm. The figurative meaning of the idiom is often used to describe a situation where someone or something is being kept at bay or excluded.

The idiom "prevention is better than cure" means that it's better to take steps to prevent something from happening rather than waiting for a problem to arise and then trying to fix it after the fact.

The idiom "faint of heart" means to be very afraid or worried, often to the point of feeling weak or fainting. It can also refer to someone who is timid or shy.

The idiom "on top of the world" means feeling extremely happy, joyful, or successful. It can also mean being completely overwhelmed or overjoyed by something.