If you don't change yourself, you will be changed by others.

The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.

企业的角色是生产比其成本更有价值的商品和服务，同时尽可能少地消耗资源。

量子世界和经典世界之间的界限并不像我们曾经认为的那样清晰。