Apollo 16 slipped the bonds of our lonely blue marble and headed for the moon.
Human beings are awesome. Take I, Pencile and expand that to rocketry. Not just the physical production of rockets, but the intellectual understanding that allows for that. From fire to the wheel to Pythagoras to Brahe to Copernicus to Newton and Leibniz to Franklin to Edison (and Tesla- dude was robbed) to Goddard and the whole of human intellectual endeavor before, during, and in between that culminated on that day 37 years ago when human beings set out to set foot on soil approximately 238,855 miles from Earth for the fifth time.
Also? Screw The Dark Ages.