The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
Leadership means making tough decisions with compassion and clarity.
当我们爱的时候，我们总是努力变得比现在更好。
The world is full of stories, but the stories are all one.
Scientific rigor is the foundation of everything we do; without it, trust is impossible.