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

As I get older I'm more and more comfortable being alone.

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

Even in the presence of others he was completely alone.

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

The best part about being alone is that you really don't have to answer to anybody. You do what you want.

Always give a word or sign of salute when meeting or passing a friend, or even a stranger, if in a lonely place.

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

When so many are lonely as seem to be lonely, it would be inexcusably selfish to be lonely alone.

I have so many different personalities in me and I still feel lonely.