(programming) The relationship between two entities in which one entity inherits from the other.

If a friend helps you when you are in need, they are a true friend. / If one of your friends is in need of help, help them because they are your friend.

It is better to be patient than impatient.

An expression of willingness, even eagerness, to give one's life for a cause. / An expression indicating that one should not live with any regrets, or tasks left undone.

An expression critical of committees — which by analogy can extend to both group decision-making as well as abstract or unrelated managerialism — by emphasizing the weaknesses of incorporating too many conflicting and inexperienced opinions into a single project. The distinguishing features of a camel, including its humps, plate-shaped feet, habitual spitting, strange shape and poor temperament, are treated as the sort of deformities that typify a conflicted, or overly idealistic, design process.

Revenge is best or most satisfying when delayed.

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

(dated) Being hungry makes one less concerned about the taste of one's food.

A maxim for thrift that says that money not spent may be spent later, or may earn interest in the meantime.

You learn something new every day.