A live unexamined isn't worth living. I will add, "A life unlived isn't worth examining.
A man who marries his mistress leaves a vacancy in that position.
Oh, don't cough, Ernest. When one is dictating one should speak fluently and not cough. Besides, I don't know how to spell a cough.
I never saw anybody take so long to dress, and with such little result.
Sarcasm is the lowest form of wit.
I have never learned anything except from people younger than myself.