爱的意义是爱那些不可爱的；宽恕的意义是宽恕那些不可宽恕的；信仰的意义是信仰那些不可置信的；希望的意义是当一切看上去毫无希望的时候仍心有希望。

For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

The future of drones belongs to those who dare to dream and take action.

过早优化是万恶之源。

The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.

建筑是关于如何浪费空间的艺术。

The future belongs to those who are willing to take calculated risks.