疲惫不是身体的罢工，而是心理能量的收支失衡。
做数学就是同时参与创造和发现的行为。
当墓地里最有钱的人对我并不重要。对我来说，重要的是夜晚入睡前能为自己达到的成就喝采。
The food industry has a responsibility to both people and the planet.
The study of mathematics is like air or water to the development of science.
"The most powerful stories are the ones that refuse to be forgotten."
