Being divorced does not necessarily make one’s advice on marriage useless … or useful.

It takes generosity to be the one teaching, and humility to be the one being taught.

You do not need someone’s permission to learn from them.

We usually learn from debates that we seldom learn from debates.

Back then: to be paid more, one needed to increase the number of things that are by him known. Today: to be paid more, one needs to increase the number of people by whom he is known.