The only limit to our realization of tomorrow will be our doubts of today.

我写作时不会想着任何观众。我只是写。

"The mind is its own place, and in itself can make a heaven of hell, a hell of heaven."

The best leaders are those most interested in surrounding themselves with people smarter than they are.

Every thought serves some biological purpose.

成功的真正标准是你能从失败中重新站起来的次数。