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

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

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

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

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

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

Look at the sky. We are not alone. The whole universe is friendly to us and conspires only to give the best to those who dream and work.

Alone we can do so little together we can do so much.

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