Even in the presence of others he was completely alone.

Only the lonely know the way I feel tonight.

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

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

I don't want to be alone, I want to be left alone.

Alone we can do so little together we can do so much.

Living alone makes it harder to find someone to blame.

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

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.