记忆是战场，而非档案馆。
The beauty of mathematics lies in its ability to reveal the underlying simplicity in what appears to be complex.
We are all of us made by what we have lost as much as by what we have gained.
Happiness is not the absence of suffering, but the ability to overcome it.
——《致鲁赛尔函》（1906年11月8日）
自由不是被给予的，而是被夺取的。
"The key to discovery is not just in the answers we find, but in the questions we dare to ask."