You have to be willing to challenge the status quo if you want to make real progress.

The world is a comedy to the wise, a tragedy to the foolish.

The deepest problems in mathematics often arise from the simplest questions.

我认为战胜恐惧的唯一方法就是告诉它滚开。

如果你对大人们说：我看到一幢用玫瑰色的砖盖成的漂亮的房子，它的.窗户上有天竺葵，屋顶上还有鸽子他们怎么也想象不出这种房子有多么好。必须对他们说：我看见了一幢价值十万法郎的房子。那么他们就惊叫道：多么漂亮的房子啊！

最好的投资是对人及其潜力的投资。