"There's no machine known that is more efficient than a human on a bicycle. Bowl of oatmeal, thirty miles. You can't come close to that."
—Not surprising that Bill Nye, the Science Guy, has known about the efficiency of the bicycle for a long time.
For the fact-checkers doing the math:
Sure, Bill's example probably needs 2 bowls of oatmeal not 1, but your average car needs at least 28,000 calories to go 30 miles, so that's like 50 or 60 bowls of oatmeal