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.

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

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

Unless we love and are loved, each of us is alone, each of us is deeply lonely.

I restore myself when I'm alone.

What a lovely surprise to finally discover how unlonely being alone can be.

Every man must do two things alone he must do his own believing and his own dying.

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