The idiom "flog a dead horse" means to continue discussing or repeating something that has already been discussed or repeated many times, despite its lack of relevance or interest. It suggests that the speaker is taking an old or outdated topic and beating it to death.

The idiom "sit tight" means to remain calm, stay patient, or wait quietly for something to happen. It can also mean to be cautious, keep one's distance, or avoid making any sudden moves or decisions.

The idiom "time puts everything in its place" means that, eventually, events or situations will unfold as they are supposed to, even if it takes a while. It implies that there is an order and structure to life, and that everything has its own time and place.

The idiom "have the hots for" is used to describe someone who has a strong romantic interest or infatuation with someone else. It implies that the person has feelings of intense passion and desire towards their love interest.

The idiom "bright spark" refers to someone who is intelligent, clever or quick-witted. It is used to describe a person who stands out because of their unique characteristics or abilities, often in a positive way.