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

Living alone makes it harder to find someone to blame.

All men's misfortunes spring from their hatred of being alone.

It's often just enough to be with someone. I don't need to touch them. Not even talk. A feeling passes between you both. You're not alone.

If it's true that our species is alone in the universe, then I'd have to say the universe aimed rather low and settled for very little.

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

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

Absolutely lonely people have few personal interactions of any kind.

In Genesis, it says that it is not good for a man to be alone but sometimes it is a great relief.

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