The only thing that is truly important is the love you give and receive.
It is the duty of the inventor to make his work as useful and as accessible as possible to the public.
每本書都是作者首先要獨自經歷的旅程。
譯文：如果眼中沒有離別的怨恨，就不會相信人間會有因相思而愁白了頭的事。
The joy of science is in the journey, not just the destination.