Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
Buying tools: Start by buying the absolute cheapest tools you can find. Upgrade the ones you use a lot. If you wind up using some tool for a job, buy the very best you can afford.
我们要做的是让智能化成为每个人的生活方式。
我如此兴奋,仿佛能听到天堂的声音。
美好生活是一个过程,而不是一种状态。它是一个方向,而不是一个目的地。