The best way to predict the future is to create it.
Listen to your customers more than you speak to them - they'll tell you exactly what you need to know.
幸福不是相信我们不需要改变;而是意识到我们可以改变。
唯一真正的错误是我们从中一无所获的错误。
我们没有什么可失去的,这是一种非常自由的感觉。
每一项科学发现都应该以其对人类福祉的贡献来衡量。