The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when to be obeyed.

Collaboration and sharing of knowledge are essential for the advancement of science.

真相很少是纯粹的，也从不简单。

The most successful buildings are those that evolve over time to meet changing needs.

战争是一场悲剧，但有时是必要的。