教育的艺术必须从教育的科学中衍生出其规则。
我不追求完美,只追求真实。
我的目标很简单。那就是完全理解宇宙,为什么它是这样的,以及它为什么存在。
It's so much darker when a light goes out than it would have been if it had never shone.
"The choices we make define who we are, not the circumstances we face."