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.

A building must be a living testament to the values of its society.

My music is my attitude.

People always feel happier when approaching happiness but become anxious when happiness is ongoing.

Don’t let the noise of others’ opinions drown out your own inner voice.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

译文：口头上说的话像蜂蜜一样甜，内心里却像剑一样歹毒。

伟大的品牌建立在诚信和兑现承诺之上。

我们必须在经济、政治、军事和技术上强大。

Leadership is about making the tough decisions when no one else will.

The best way to predict the future is to create it.