人们会为自己相信的东西而战。
The only person you should try to be better than is the person you were yesterday.
Literature is the art of finding the extraordinary in the ordinary.
人为某样东西实际支付的成本至少是标价的两倍,因为买来后设置、学习、维护、修理,以及最后处置,也需要耗费精力、时间和钱。不是所有的实际成本都在价签上。实际成本是标价的2倍。
创新的关键不仅在于创造新技术,还在于理解如何应用它们来解决现实世界的问题。