谋杀一个幻影比谋杀现实要困难得多。
It is far more difficult to murder a phantom than a reality.
"The greatest glory in living lies not in never falling, but in rising every time we fall."
预测未来的最好方法就是创造未来。
The only real happiness comes from squandering ourselves for a purpose.
要找到自己，就要为自己思考。
Not life, but a good life, is to be chiefly valued.《克里托篇》
The process of doing mathematics is more important than the result.