If All Men Were Brothers, Would You Let One Marry Your Sister? - Theodore Sturgeon

Among the many things it meant was that even to loneliness there is an end, for those who are lonely enough, long enough.

Create a world in which these things do or do not exist, or in which they are extended in some way. Test reality against this fiction. The reader will recognize the world that you're talking about, even though it may be another one altogether

Progress is a dynamic thing, and you had to ride it leaning forward a little, like a surfboard because if you stood there flat-footed you'd get drowned.