数学的美在于它能够以最抽象的术语描述宇宙。
The beauty of mathematics lies in its ability to describe the universe in the most abstract terms.
打开纠缠在一起的绳结的最好方法，不是要去「解开」绳结，而是要不断地把松动的部分拉得更宽。尽可能把那团乱麻弄大、弄松、弄开。当你打开绳结的时候，它们就会自行解开。这招适用于绳索、线、软管、毛线或者电线。
The best way to untangle a knotty tangle is not to “untie” the knots， but to keep pulling the loops apart wider and wider. Just make the mess as big， loose and open as possible. As you open up the knots they will unravel themselves. Works on cords， strings， hoses， yarns， or electronic cables.
You have to be ready to suffer if you want to be successful.
The truth is not always beautiful, nor beautiful words the truth.
缺少作恶的本能，往往使我不能做我所要做的事。
做出伟大工作的唯一方法就是热爱你所做的事情。