数学的本质在于它的自由。
The best investment you can make is in your team.
言语是唯一永恒的东西。
技术应该服务于人,而不是让人去适应技术。
Concerning the gods, I have no means of knowing whether they exist or not or of what sort they may be, because of the obscurity of the subject, and the brevity of human life.