The challenge of our time is to create a sustainable energy future.

The dog is a friend of man because it judges him not by his station.

The beauty of mathematics is that it allows us to abstract away from the physical world and focus on the underlying principles.

"History is not the story of strangers, aliens from another realm; it is the story of us had we been born a little earlier."

"Experience is simply the name we give our mistakes."

I stand up for what I believe in, and I’m not afraid to say no.

作家必须成为那些被沉默者的声音。