Mike did not seem to grasp the idea of Creation itself. Well, Jubal wasn't sure that he did, either--he had long ago made a pact with himself to postulate a Created Universe on even-numbered days, a tail-swallowing eternal-and-uncreated Universe on odd-numbered days--since each hypothesis, while equally paradoxical, neatly avoided the paradoxes of the other--with, of course, a day off each year for sheer solipsist debauchery.

In 1934 he worked actively for the Democratic campaign of Upton Sinclair for Governor of California. F. He also examined the relationship between physical and emotional love explored various unorthodox family structures and speculated on the influence of space travel on human cultural practices.

In his fiction Heinlein coined words that have become part of the English language including "grok" and "waldo" and popularized the terms "TANSTAAFL" and space marine. Heinlein was named the first Science Fiction Writers Grand Master in 1974. He also examined the relationship between physical and emotional love explored various unorthodox family structures and speculated on the influence of space travel on human cultural practices.