商业成功的关键不仅仅是满足客户,而是要超越他们的期望。
当你相信自己时,你可以做任何事情。
解释:才华有高下之分,没有古今之别;文章有真实、虚伪之差,没有新旧之异。
In mathematics, the simplest questions often lead to the most profound discoveries.
The historian must have some kinship with his subject. The dead will not speak unless they are properly addressed.