More quotes by Robert A. Heinlein

"Women and cats will do as they please, and men and dogs should relax and get used to the idea."
"Writing is not necessarily something to be ashamed of, but do it in private and wash your hands afterwards."
"Anyone who cannot cope with mathematics is not fully human. At best, he is a tolerable subhuman who has learned to wear his shoes, bathe, and not make messes in the house."
"Men are not potatoes!"
"Almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so."