Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法：它是关于理解的。
你将学到的最伟大的事情就是去爱，并被爱作为回报。
我不想画那些像模特一样坐在那里的人。我想画真实的人。
The world is full of doors, and every door is a choice.
We wish to discuss a structure for salt of deoxyribose nucleic acid. This structure has novel features which are of considerable biological interest.
唯一真正的死亡是精神的死亡。