创新是将变化视为机会而不是威胁的能力。

True intelligence is about making machines understand human intentions, not making humans adapt to machines.

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.

儿童书籍应该像阅读它们的孩子们一样多样化。