(colloquial, vulgar, humorous) It is fruitless to speculate about counterfactual situations.

It is better to do something oneself than to rely on others to do it well.

Please, kindly; used in giving a non-concrete instruction. / So to speak, like; used to indicate that a description is not standard.

Observes, with some surprise, that a specified thing or person is present.

simple past tense of if it isn't

(idiomatic) To an excessive degree, oftentimes with little to no regard to future consequences; desperately; recklessly or wantonly; frantically; very quickly or very much.

With limited tools, single-minded people apply them inappropriately or indiscriminately.

(vulgar, potentially offensive) Once someone has grown pubic hair or started puberty, they are old enough for sexual intercourse.

Alternative form of if there's grass on the pitch, play ball

(UK, colloquial) Offering a low salary will not attract skilled employees.