数学的美妙之处在于它常常引导我们发现关于物理世界的真理,而这些真理是我们无法通过其他方式发现的。
去爱就是冒着不被爱的风险。去希望就是冒着痛苦的风险。去尝试就是冒着失败的风险,但必须冒险,因为人生最大的危险就是不去冒险。
The best way to find out if you can trust somebody is to trust them.
A society grows great when old men plant trees whose shade they know they shall never sit in.
We are moving from a word-based culture to an image-based culture.