学习数学的唯一方法就是做数学。
The only way to learn mathematics is to do mathematics.
The most profound discoveries in mathematics often come from questioning the most basic assumptions.
数学中最深刻的发现往往来自于对最基本假设的质疑。
秘密的重量比石头更重。
Success comes from creating value for others and making a positive impact on the world.
选择怀疑作为生活的哲学，就像选择静止作为交通工具一样。
机械和节省劳力的装置只有在降低制造成本时才具有价值。