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

The time you feel lonely is the time you most need to be by yourself.

All of our unhappiness comes from our inability to be alone.

I love to be alone. I never found the companion that was so companionable as solitude.

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

Alone we can do so little together we can do so much.

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

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

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

I restore myself when I'm alone.