The more one learns, the more he understands his ignorance.

Up to a point a person’s life is shaped by environment, heredity, and changes in the world about them. Then there comes a time when it lies within their grasp to shape the clay of their life into the sort of thing they wish it to be. Only the weak blame parents, their race, their times, lack of good fortune or the quirks of fate. Everyone has the power to say, "This I am today. That I shall be tomorrow.

How long is a girl a child? She is a child, and then one morning you wake up she's a woman, and a dozen different people of whom you recognize none.

One who returns to a place sees it with new eyes. Although the place may not have changed, the viewer inevitably has. For the first time things invisible before become suddenly visible.

The idea of education has been so tied to schools, universities, and professors that many assume there is no other way, but education is available to anyone within reach of a library, a post office, or even a newsstand.

Trade is much superior to piracy. You can rob and kill a man but once, but you can cheat him again and again.

It is better to have no emotion when it is work. Do what needs to be done, and do it coolly.