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

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.

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

I finally faced the fact that it isn't a crime not having friends. Being alone means you have fewer problems.

A man content to go to heaven alone will never go to heaven.

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.

Love is our true destiny. We do not find the meaning of life by ourselves alone - we find it with another.

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

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

Even in the presence of others he was completely alone.