Every forest began with a single seed, just like every great enterprise.

Biology will relate every human gene to the genes of other animals and bacteria, to this great chain of being.

最难解释的是每个人都决定不去看的明显事实。

投资的关键是拥有安全边际。

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。