Daneel mixed two cups of sweet, milky tea, and handed them to his friends -- he said the word to himself, recognising that he meant it, and it was not a casual courtesy in this case. They were friends, real friends, his third and fourth real friends in his existence. Recognising an invitation, he sat down on the couch next to Lydia.

"I believe you're both being far more protective of me than is at all necessary," he said, "but I appreciate the sentiment. Thank you. And you are very welcome. Is there anything else I can do for you?"

He was slightly anxious about it, his concern for Lydia still foremost in his mind.