"The immune system is like a double-edged sword; it can fight cancer but also needs to be controlled."
免疫系统就像一把双刃剑；它可以对抗癌症，但也需要被控制。
The joy of discovery in mathematics is unparalleled.
预测未来的最好方法就是创造它。
最成功的投资者是那些能够保持长期视角的人。