Gold has worked down from Alexander's time... When something holds good for two thousand years I do not believe it can be so because of prejudice or mistaken theory.

I am interested in physical medicine because my father was. I am interested in medical research because I believe in it. I am interested in arthritis because I have it.

Learn to take losses quickly and cleanly. There is something about inside information which seems to paralyze a man's reasoning powers. Beware of barbers, beauticians, waiters - or anyone - bringing gifts of 'inside' information or tips. Don't try to be a jack of all investment. Stick to the field you know best.

Information cannot serve as an effective substitute for thinking.

The ability to express an idea is well nigh as important as the idea itself.

It is far more difficult... to know when to sell a stock than when to buy.

Society can progress if men's labors show a profit - if they yield more than is put in. To produce at a loss must leave less for all to share.