I came across this video via twitter, and man is it valuable. The video uses science, reason, and more to break down what really motivates us. As the description says:

Career analyst Dan Pink examines the puzzle of motivation, starting with a fact that social scientists know but most managers don’t: Traditional rewards aren’t always as effective as we think. Listen for illuminating stories — and maybe, a way forward.

Check it out, or keep chasing carrots lol!