A truly wise man never plays leapfrog with a unicorn.
“Did not learned men, too, hold, till within the last twenty-five years, that a flying dragon was an impossible monster? And do we not now know that there are hundreds of them found fossil up and down the world? People call them Pterodactyles: but that is only because they are ashamed to call them flying dragons, after denying so long that flying dragons could exist.”
“Anyone who says they have only one life to live must not know how to read a book.”