All of our unhappiness comes from our inability to be 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 paint self-portraits because I am so often alone, because I am the person I know best.

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

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

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

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

I have so many different personalities in me and I still feel lonely.

Living alone makes it harder to find someone to blame.

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