He feels more deserted with a second person than when alone. If he is together with someone, this second person reaches out for him and he is helplessly delivered into his hand. If he is alone, all mankind reaches out for him -- but the innumerable outstretched arms become entangled with one another and no one reaches him.
[Rereading this I decided I'd miscopied some of it, so I just took the liberty of making a couple corrections. Makes more sense now. Hope it's accurate! Aug 26, 2013]