The best way to learn is by doing and making mistakes.
美国能源的下一章不会通过固守旧剧本而书写,而是由那些愿意重写剧本的人书写。
The psychologist must avoid all forms of reductionism.
图书馆的存在本身就提供了最好的证据,证明我们对人类的未来仍可抱有希望。
不要贪婪,也不要孤立。
The snake has to shed his skin before he can grow.