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

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

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

We are all sentenced to solitary confinement inside our own skins, for life.

Always give a word or sign of salute when meeting or passing a friend, or even a stranger, if in a lonely place.

Associate with men of good quality if you esteem your own reputation for it is better to be alone than in bad company.

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

Before the throne of the Almighty, man will be judged not by his acts but by his intentions. For God alone reads our hearts.

The capacity for not feeling lonely can carry a very real price, that of feeling nothing at all.

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.