我寻找钥匙多年，但门一直是开着的。

You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.

战略是关于使自己与竞争对手区别开来。这不是一个做得更好的问题，而是一个做得不同的问题。

文学的美在于它超越时间和空间的能力。

Active management strategies are unlikely to produce superior results after fees.

近似算法证明了在实现实际解决方案中妥协的力量。