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.

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

Absolutely lonely people have few personal interactions of any kind.

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

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

Even in the presence of others he was completely alone.

Living alone makes it harder to find someone to blame.

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

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.