"Kids are the toughest audience, but also the most rewarding."
所有模型都是错误的,但有些是有用的。
工会对工资和就业的影响常常被误解。
成功不在于技术本身,而在于它所带来的体验和改善的生活。
Ignoring isn’t the same as ignorance, you have to work at it.