当准备遇到机遇时，成功就会到来。

艺术的目的是让舒适的人不安，让不安的人舒适。

The Soviet Union was a civilization of fear, where people lived in constant dread of the knock on the door at night.

We all complete. Maybe none of us really understand what we’ve lived through, or feel we’ve had enough time.

林业技术应该增强自然过程，而不是取代它们。

And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.

I have to remind myself that some birds aren't meant to be caged. Their feathers are just too bright. And when they fly away, the part of you that knows it was a sin to lock hem up DOES rejoice. Still, the place you live in is that much more drab and empty that they're gone. I guess I just miss my friend.