证明的严谨性将数学与所有其他科学区分开来。
我希望网络为人类服务。它应该是人们使用的工具,而不是利用人们的技术。
我不害怕失败,我害怕不去尝试。
The good life is a process, not a state of being. It is a direction, not a destination.
How wonderful that we have met with a paradox. Now we have some hope of making progress.