First and last The Left Hand of Darkness

First:

I'll make my report as if I told a story, for I was taught as a child on my homeworld that Truth is a matter of the imagination.

Last:

"I  should like to hear that tale, my Lord Envoy," said old Esvans, very calm. But the boy, Therem's son, said stammering, "Will you tell us how he died?-Will you tell us about the other worlds out among the stars-the other kinds of men, the other lives?"