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

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

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

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

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

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.

Living alone makes it harder to find someone to blame.

Absolutely lonely people have few personal interactions of any kind.

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

In Genesis, it says that it is not good for a man to be alone but sometimes it is a great relief.