When a phrase is born, it is both good and bad at the same time. The secret of its success rests in a crux that is barely discernible. One’s fingertips must grasp the key, gently warming it. And then the key must be turned once, not twice.

The lesson of Apollo demonstrates that no matter how big the goal, if you apply yourself diligently to the work, even the most difficult job can be be accomplished flawlessly.