Absolutely lonely people have few personal interactions of any kind.

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

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.

Even in the presence of others he was completely alone.

Living alone makes it harder to find someone to blame.

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

Yes, I guess you could say I am a loner, but I feel more lonely in a crowed room with boring people than I feel on my own.

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

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

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