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.

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

Only the lonely know the way I feel tonight.

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

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.

If it's true that our species is alone in the universe, then I'd have to say the universe aimed rather low and settled for very little.

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

All of our unhappiness comes from our inability to be alone.

It is strange to be known so universally and yet to be so lonely.