变革的最大障碍不是技术；而是对离开熟悉事物的恐惧。
The biggest barrier to change isn't technology; it's the fear of leaving the familiar behind.
The only time you fail is when you stop trying.
我不敢说数学和疯狂之间有直接关系，但毫无疑问，伟大的数学家们都有狂躁、妄想和精神分裂的症状。
But all these stars are silent. You-you alone-will have the stars as no one else has them…
数学是解开宇宙秘密和理解支配它的基本法则的关键。
资本主义是有史以来帮助人们摆脱贫困的最佳制度。