Even in the presence of others he was completely alone.

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

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

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

I never said, 'I want to be alone.' I only said, 'I want to be left alone.' There is all the difference.

Every man is born as many men and dies as a single one.

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

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

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

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