每位艺术家都将画笔浸入自己的灵魂，将自己的本性绘入画作。
Every artist dips his brush in his own soul, and paints his own nature into his pictures.
研究学习的唯一有意义的方法是通过客观测量。
We want to build technology that everybody loves using, and that affects everyone. We want to create beautiful, intuitive services and technologies that are so incredibly useful that people use them twice a day. Like they use a toothbrush. There aren’t that many things people use twice a day.
可持续发展不仅是一种趋势，更是我们对未来的责任。