The only thing that can make a difference is love.
科学中真正的挑战不仅是理解自然,而且是利用自然来改善人类。
Do what you can, with what you have, where you are.
Leadership means making tough decisions today for a better tomorrow.
人们总是认为他们会写一本书。他们认为他们会写一本书,然后他们没有。
声音是一种永不停止进化的乐器。