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

Absolutely lonely people have few personal interactions of any kind.

You cannot be lonely if you like the person you're alone with.

I restore myself when I'm alone.

If you are lonely when you're alone, you are 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.

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.

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

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

Before the throne of the Almighty, man will be judged not by his acts but by his intentions. For God alone reads our hearts.