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

Only the lonely know the way I feel tonight.

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

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

I restore myself when I'm alone.

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

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

It is strange to be known so universally and yet to be so lonely.

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

I paint self-portraits because I am so often alone, because I am the person I know best.