我们必须超越碳信用——真正的影响来自全面的土地管理。
海洋不仅是一种资源,更是一种责任。我们必须为子孙后代明智地管理它。
The only real mistake is the one from which we learn nothing.
When I was in college, I wanted to be involved in things that would change the world.
The most rewarding part of my job is seeing our medicines make a difference in people's lives.
There is, I believe, in every disposition a tendency to some particular evil, a natural defect, which not even the best education can overcome.