Since we are not yet fully comfortable with the idea that people from the next village are as human as ourselves, it is presumptuous in the extreme to suppose we could ever look at sociable, tool-making creatures who are from other evolutionary paths and see not beasts, but brothers, not rivals, but fellow pilgrims journeying to the shrine of intelligence...The difference... is not in the creature judged, but in the creature judging.

All speech is vain and empty unless it be accompanied by action.

Nothing is so easy as to deceive oneself; for what we wish, we readily believe.

Success has a great tendency to conceal and throw a veil over the evil deeds of men.

It is not possible to found a lasting power upon injustice, perjury, and treachery.

Everything great is not always good, but all good things, are great.

It is the natural disposition of all men to listen with pleasure to abuse and slander of their neighbour, and to hear with impatience those who utter praises of themselves.