(idiomatic) Something that one relishes.

(transitive, idiomatic) Synonym of put one's heart in.

(transitive, idiomatic) To be emotionally invested in (something); to do (something) wholeheartedly.

(idiomatic, slang, often imperative) To select something as one's preferred choice from a set of related things, people etc.

(idiomatic) To harm oneself as a result of attempting to harm an adversary.

present participle of cut off one's nose to spite one's face

One should not attempt to take on more than one can handle.

Alternative form of one's got to do what one's got to do

A person must do what he or she feels obliged to do.

Alternative form of when one door closes, another opens