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

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

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

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

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

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

When so many are lonely as seem to be lonely, it would be inexcusably selfish to be lonely alone.

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

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

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.