“And the quality of good judgement is clearly a form of knowledge and skill, as it is because of knowledge and not because of ignorance that we judge well.”

“The philosopher is in love with truth, that is, not with the changing world of sensation, which is the object of opinion, but with the unchanging reality which is the object of knowledge.”

“Wealth and poverty; one is the parent of luxury and indolence, and the other of meanness and viciousness, and both of discontent.”

“Hereditary honors are a noble and a splendid treasure to descendants.”

“Experience proves that anyone who has studied geometry is infinitely quicker to grasp difficult subjects than one who has not.”

“Irving Wallace wrote a bestselling novel, The Man, in the 1960s about a black man becoming president of the United States. We thought that such a possibility was thousands of years in the future. Some people may still have some difficulty with the idea, but that's a major cultural meme shift.”

“Our beliefs are the invisible ingredients in all our activities.”

“I am much more powerful today than the old programs and mind viruses that I absorbed in my childhood.”