一本好书的衡量标准在于它是否能让你思考、感受并以不同的方式看待世界。
"The measure of a good book is whether it makes you think, feel, and see the world differently."
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.
试图阻止知识前进是没有好处的。无知永远不比知识好。
Stay focused and never lose sight of your goals.
为自己的原则而战比实践这些原则要容易。
The only limits in life are those you impose on yourself.
写作的行为是一种勇气的行为，是对宇宙沉默的挑战。
一个好的理论物理学家必须能够计算一切，但什么都不理解。