We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.
世间万物不可能都完美无缺，可怜那些执着的人总是被忧愁困扰。
Architecture is not just about buildings; it's about making life better.
"The world is full of obvious things which nobody by any chance ever observes."
The beauty of poetry lies in its ambiguity.