Mark Twain
Sane and intelligent human beings are like all other human beings, and carefully and cautiously and diligently conceal their private real opinions from the world and give out fictitious ones in their stead for general consumption.
More quotes and aphorisms
Therefore do not seek to understand...Many believe — and I believe — that I have been...The greatest magnifying glasses in the world...The good man is the friend of all living things...Courage doesn't come by doing...To study and not think is a waste...