你必须对自己的能力有信心，然后足够坚强地坚持到底。
You have to have confidence in your ability, and then be tough enough to follow through.
"Children's books should challenge, comfort, and inspire."
实现明天的唯一限制是我们今天的疑虑。
The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?
神经病就是既不肯听劝又不肯换个话题。