You cannot be lonely if you like the person you're alone with.

I paint self-portraits because I am so often alone, because I am the person I know best.

Even in the presence of others he was completely alone.

The capacity for not feeling lonely can carry a very real price, that of feeling nothing at all.

All men's miseries derive from not being able to sit in a quiet room alone.

The only real progress lies in learning to be wrong all alone.

I love to be alone. I never found the companion that was so companionable as solitude.

Look at the sky. We are not alone. The whole universe is friendly to us and conspires only to give the best to those who dream and work.

In Genesis, it says that it is not good for a man to be alone but sometimes it is a great relief.