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

If you are lonely when you're alone, you are in bad company.

I never said, 'I want to be alone.' I only said, 'I want to be left alone.' There is all the difference.

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

Living alone makes it harder to find someone to blame.

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

All men's misfortunes spring from their hatred of being alone.

We are all sentenced to solitary confinement inside our own skins, for life.

Associate with men of good quality if you esteem your own reputation for it is better to be alone than in bad company.

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.