Determination, energy, and courage appear spontaneously when we care deeply about something. We take risks that are unimaginable in any other context.
What people really want is not to make something funny, but to make something amusing - which, in many ways, is the opposite of funny. To amuse someone is to eliminate discomfort and awkwardness, kind of like a massage for the brain, while to be funny is to point out awkwardness and discomfort. Everyone thinks they want funny, but they really want amusement.