The knowledge of the past stays with us to spur us on to new achievements.
生命太短暂,不能浪费时间恨任何人。
未经审视的生活不值得活。
A good ad should be like a good sermon; it must not only comfort the afflicted, but also afflict the comfortable.
不确定性原理不是我们知识的限制,而是自然界的基本属性。