我相信建筑是一门实用艺术。要成为艺术，它必须建立在必要性的基础上。
I believe that architecture is a pragmatic art. To become art it must be built on a foundation of necessity.
一个思想的价值在于它对行为的后果。
The first step in the art of cutting metals is to find a man who has the necessary skill and experience.
The greatest danger to our future is apathy.