爱是自由的；承诺永远爱同一个女人，与承诺永远相信同一个信条一样荒谬。

"Capitalism is the best system ever invented to lift people out of poverty."

"The beauty of science is that it allows us to understand the world in a way that is both profound and practical."

艺术是我的全部生命。

数学是理性的音乐。