In mathematics, the most profound ideas often arise from the simplest observations.

Don't stop when you're tired. Stop when you're done.

外交家应该具备灵活性和适应性，以应对快速变化的国际环境。

没有自然光的房间不是真正的房间。

Color is my day-long obsession, joy and torment.

我不想谈论那些懒惰的人。我们彼此根本不懂对方。我不了解你，也不想去了解。

Reality is not what we see, but what we discover through art.

云计算让算力像水电一样普及，但管理难度更大。