工作中的快乐秘诀在于一个词——卓越。知道如何做好某件事就是享受它。
The secret of joy in work is contained in one word - excellence. To know how to do something well is to enjoy it.
The best ideas come when you’re not looking for them.
数学思想的美丽之处在于它可以跨越文化和时间被分享和理解。