The more you know, the more you realize you don't know.
The less secure a man is, the more likely he is to have extreme prejudice.
"We are all our own graveyards I believe; we squat amongst the tombs of the people we were."
Sustainability is not a choice; it's our responsibility to future generations.
"A wordless book speaks in a universal language."
科学中最重要的不是获得新的事实,而是发现思考它们的新方法。
如何道歉:快速、具体、真诚。
I'm not perfect, and I don't pretend to be.