所谓的天才是不断地承受痛楚。

没有充足的食物供应，今天所知道的文明就不可能进化，也不可能生存。

Freedom does not consist in any dreamt-of independence from natural laws, but in the knowledge of these laws, and in the possibility this gives of systematically making them work towards definite ends.

Short-term market fluctuations shouldn't distract us from long-term value creation.