面对各种诱惑而能拒之于外，这才是聪明之举；面对艰难坎坷而能站得稳，这才是意志坚定。
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.
I know that self-promotion happens a lot and it is not a bad thing. But I do not regard it as something positive.