Pittacus or Plato or some copywriter from the 1950s. Depends on who you ask.
The measure of a man is what he does with power.
Look a gift horse in the mouth. If you look in the other end, you’re liable to have your teeth kicked in.Ryan Davison
The pen is mightier than the sword,
but you must be precise when you thrust.
“Failure is not an option but it’s often a write-in candidate”Ryan Davison
The punk mentality insists, “Why not try it?” Instead of waiting around for the ideal moment, find a simplified version, a micromastery. Instead of learning to play the guitar, learn one song. Play it a lot. Experiment with it.