世界需要务实的解决方案，而不仅仅是理想主义的愿景。

The best way to learn mathematics is to do mathematics.

The computer is the first metamedium, and as such it has degrees of freedom for representation and expression never before encountered.

现代生活的最大悲剧是我们拥有我们想要的一切，但没有我们需要的东西。

夜晚是一座伟大的城市，但星星是它的灯光。