It was not the feeling of completeness I so needed, but the feeling of not being empty.

What if I never stop inventing?

I write because I want to end my loneliness. Books make people less alone. That, before and after everything else, is what books do. They show us that conversations are possible across distances.

The more you love someone, he came to think, the harder it is to tell them. It surprised him that strangers didn't stop each other on the street to say I love you.

We could imagine all sorts of universes unlike this one, but this is the one that happened.

I missed you even when I was with you. That’s been my problem. I miss what I already have, and I surround myself with things that are missing.

Can’t you even tell me if I’m on the right track?" Buckminster purred, and Dad shrugged his shoulders again. "But if you don’t tell me anything, how can I ever be right?" He circled something in an article and said, "Another way of looking at it would be, how could you ever be wrong?