实现明天理想的唯一障碍是今天的疑虑。
The only limit to our realization of tomorrow is our doubts of today.
最伟大的战斗是在我们内心无声的房间里进行的。
过去是一个陌生的国度；那里的人做事方式不同。
The best investment strategy is one that is simple, low-cost, and broadly diversified.
艺术家的角色是提出问题，而不是给出答案。
The great task of life is to learn the will of the Lord and then do it.
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.
