I tell you that as long as I can conceive something better than myself I cannot be easy unless I am striving to bring it into existence or clearing the way for it.
-- G.B. Shaw, "Man and Superman"
Shaw evinces a really weird, teleological view of evolution in that play, but in doing so expresses some remarkable and remarkably early (1903) transhumanist sentiments.
I love that quote, but if it carries a rationality lesson, I fail to see it. Seems more like an appeal to the tastes of the audience here.
Here's the new thread for posting quotes, with the usual rules: