你能做的最好的投资就是投资自己。
The best investment you can make is in yourself.
"The joy of discovery is certainly the liveliest that the mind of man can ever feel."
思想塑造历史的进程。
你必须花费一些精力和努力才能看到数学的美。
人不应该相信或不相信,而应该保持怀疑。
I paint not to escape reality, but to confront it.