leave things alone

all things considered

Generally speaking; in terms of the big picture.

all things to all people

Someone or something that entirely satisfies the expectations of everyone, no matter how diverse and conflicting those expectations may be.

eat and leave no crumbs

Synonym of eat (“to be very good at something; to rule; to rock”).

finer things

That which is considered of a high quality, expensive or tasteful.

French leave

A departure taken quietly and unnoticed, without asking for permission or informing anyone.

hear things

To imagine that one hears sounds that are not actually real; to have auditory hallucinations.

Jack

[Cockney slang]alone

via Jack Jones

leave a sour taste in one's mouth

To give one an unpleasant feeling or memory.