Be the change you wish to see in the world.
实现明天的唯一限制将是我们今天的疑虑。
The most exciting discoveries are those that challenge our assumptions.
心灵就是一切。你想什么，就会成为什么。
The only true happiness comes from squandering ourselves for a purpose.
The past is a foreign country; they do things differently there.
社会联系是幸福感最强的预测因素之一。
"A book is a mirror: if a fool looks in, no sage can look out."