The anointed don't like to talk about painful trade-offs. They like to talk about happy "solutions” that get rid of the whole problem- at least in their imagination.

When I look at the world I'm pessimistic, but when I look at people I am optimistic.

The best investment you can make is in yourself.

The biggest challenge isn't the science - it's changing people's perceptions.

成功是一段旅程，而不是终点。享受这个过程。