"I'm a very grateful man. I'm grateful for everything I have. I'm grateful for my life."

"I'm not a pessimist. I'm a realist. I see the world for what it is, and I try to make it better."

"I'm not a genius. I'm just a hard worker. I just keep at it."

"I think the greatest invention of all time is the book. It's a way of sharing ideas, of connecting with people across time and space."

"I'm not afraid of death. I'm afraid of not living."