don't mention it, not at all, think nothing of it, you're welcome

(idiomatic) It’s not that bad; said to de-dramatize an event

every little helps, light gains make heavy purses, take care of the pennies and the pounds will take care of themselves

(informal) there's nothing like it; that's all that matters

a leopard cannot change its spots

seeing is believing

all work is noble, no profession is without merit

Alternative form of il n'y a si bon cheval qui ne bronche

(informal) where's the fire? what's the rush?

one must choose the lesser of two evils