Was he deadpan because he didn’t care anymore? How much boredom can you meet in three hundred years? - Larry Niven

"Because she was designed human, before Nessus made her something else. Tanj him! Do you see what he did? He created god in his own image, his own idealized image, and he got Teela Brown. "She's just what any puppeteer would give his soul to be. She can't be injured. She can't even be uncomfortable, unless it's for her own benefit.

“I am Yali, and I would like to welcome you to Heaven. I hope you will enjoy your stay.” He laughed heartily, as at a private joke. “Yes, I most certainly hope you do. After all, some of you may stay forever. It is a nice place, actually, one of those infinitely rare situations where one is rewarded commensurately to one’s efforts. Surely that is Heaven by any man’s definition?”

"Her eyes glowed. She spoke as if confiding a secret. "Have you noticed the moonlight?