Mastery is not a function of genius or talent. It is a function of time and intense focus applied to a particular field of knowledge.
You have to keep moving forward, no matter what.
The key to efficient computation is not just speed, but elegance.
我们想要一个人民可以自由的选择、犯错、持有宽容及同情心的社会。这就是我们所谓的道德社会;不是一个国家要负所有责任,而没有人须要为国家负责的社会。