The past is a ghost, haunting the present.

The teacher is the sun, the student is the moon. The teacher shines, and the student reflects.

I don't know how to make songs like that, I don't know what words to use. Let me know when it occurs to you.

We've done price elasticity studies, and the answer is always that we should raise prices. We don't do that, because we believe -- and we have to take this as an article of faith -- that by keeping our prices very, very low, we earn trust with customers over time, and that that actually does maximize free cash flow over the long term.

诗歌是人类种族的母语。