数学不是沿着一条清理干净的高速公路小心翼翼地行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
Ignorance is the root and stem of all evil.
The human mind is a serial processor operating on parallel hardware.
The best mathematics is that which you do not understand at first glance.
思想和背景的多样性会带来更好的决策和更具创造性的解决方案。