Yes, everyone sleeps at that hour, and this is reassuring, since the great longing of a unquiet heart is to possess constantly and consciously the loved one, or, failing that, to be able to plunge the loved one, when a time of absence intervenes, into a dreamless sleep timed to last unbroken until they day they meet again. (2.5.9)
"Oran, we’re with you! they called emotionally. But not, the doctor told himself, to love or to die together—"and that’s the only way. They’re too remote." (2.8.34)
"Man isn’t an idea, Rambert."
Rambert sprang off the bed, his faze ablaze with passion.
"Man is an idea, and a precious small idea, once he turns his back on love. And that’s my point; we—mankind—have lost the capacity for love. […] Let’s wait to acquire the capacity […]. Personally, I look no further. (2.9.237-9)