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

Every man is born as many men and dies as a single one.

Unless we love and are loved, each of us is alone, each of us is deeply lonely.

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

I don't want to be alone, I want to be left alone.

Even in the presence of others he was completely alone.

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

There are places and moments in which one is so completely alone that one sees the world entire.