Never underestimate the power of the human spirit.

If you want to go fast, go alone. If you want to go far, go together.

在数学中，提出问题的艺术必须比解决问题更有价值。

注意时令变化，节制饮食，这是从自己身体上驱除疾病的方法。减少嗜好情欲，戒除烦恼，这是从自己心理上消除疾病的方法。

It’s not given to human beings to have such talent that they can just know everything about everything all the time. But it is given to human beings who work hard at it — who look and sift the world for a mispriced bet — that they can occasionally find one.