The basic laws of behavior are the same for all organisms.
Success in business comes from understanding both the numbers and the people behind them.
Every life leaves behind a trail of evidence; the biographer is the detective who follows it.
如果你不能理解某人为什么要做某事，那么看看他们行为的后果，不管他们可能是什么，然后从他们的后果中推断出动机。
Security is not an add-on feature but the foundation.
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.