如果你的商业模式依赖于浪费资源，那么你已经过时了。
If your business model depends on wasting resources, you're already obsolete.
A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron.
科学是人类理解和改造世界的最有力工具。
Death is present every day, but we don't see it until it touches us directly.
The most important thing is to understand the place, the genius loci.
Art is the highest form of hope.
A pure hand needs no glove to cover it.