对艺术家来说，自然界中没有什么东西是丑陋的。
To the artist there is never anything ugly in nature.
The only thing that overcomes hard luck is hard work.
The past is a ghost, the future a dream, and all we ever have is now.
我坚信，自我教育是唯一存在的教育类型。
Success is a journey, not a destination.
I’ve never been a natural, all I do is try, try, try.
Mathematics teaches us to think logically and to approach problems systematically.