To be without some of the things you want is an indispensable part of happiness.
在爱情中我们都是傻瓜。
做东西的时候,总要多备上一些——额外的材料、额外的部件、额外的空间、额外的饰面。这些额外的东西可以为错误提供备份、减轻压力,还可以为未来储备资源。它们是最便宜的保险。
The real competition is not between companies, but between generations of technology.