When life seems hard, the courageous do not lie down and accept defeat; instead, they are all the more determined to struggle for better future.

内省的方法必须严格标准化。

I don't believe in inspiration, I believe in work.

History is merely a list of surprises. It can only prepare us to be surprised yet again.

最好的插画是那些为读者的想象力留出空间的。

真正的投资者几乎从不被迫出售他的股票，而在所有其他时候，他可以自由地忽视当前的报价。