逻辑法则不是心理法则，而是思维法则的法则。
The will to learn is an intrinsic motive, one that finds both its source and its reward in its own exercise.
Everyone is in favor of free speech. Hardly a day passes without its being extolled， but some people's idea of it is that they are free to say what they like， but if anyone else says anything back， that is an outrage.
我试图在每个项目中找到我称之为"缺失环节"的东西。
我不追逐潮流，我创造潮流。
The past is a foreign country; they do things differently there.
Collaboration across borders is essential to combat deforestation and climate change.《全球森林管理》