在你背叛别人的那一刻，你也背叛了自己。
When you betray somebody else, you also betray yourself.
The only way to do great work is to love what you do.
"There is no justice in love, no proportion in it, and there need not be, because in any specific instance it is only a glimpse or parable of an embracing, incomprehensible reality."
Inflation is a very bold idea, but it seems to be the only way to explain the observed features of the universe.
如果你让人们自由发展，他们就像日落一样美妙。当我看着日落时，我不会说：“把右边角落的橙色调柔和一点。”我不会试图控制日落。我怀着敬畏的心情看着它展开。
For the eyes of the world now look into space, to the moon and to the planets beyond, and we have vowed that we shall not see it governed by a hostile flag of conquest, but by a banner of freedom and peace.
I hope that in this year to come, you make mistakes. Because if you are making mistakes, then you are making new things, trying new things, learning, living, pushing yourself, changing yourself, changing your world.
I want my books sold on airport bookstalls.