对未来的真正慷慨在于把一切都给予现在。
Science is not just about discovery, it's about responsibility.
The unity of mathematics is not imposed but discovered.
每个人对自己劳动的产权既是所有其他产权的最初基础,也是最神圣和不可侵犯的。
生活要么是一次大胆的冒险,要么什么都不是。