babies-3
Explanation
The Joke
A child asks the classic question: "Where do babies come from?" The mother, rather than giving the traditional birds-and-bees talk or a simple biological answer, launches into an exhaustive checklist of modern responsible parenthood prerequisites. First, a mommy and daddy love each other very much and have completed their education and begun earning a substantial, reliable income. Then they find a large enough house in a neighborhood near a good public school. Then they begin retirement savings, set up a college fund and an emergency fund. Then they should be young enough to manage the physical demands of raising children while also being old enough that they are done traveling. And then... "And... and... uh..."
The mother trails off, overwhelmed by the impossibility of satisfying all these conditions simultaneously, and the child simply repeats the original question: "Where do babies come from?" The joke is that when you list out all the requirements that modern middle-class society considers necessary before having children, the conditions become essentially impossible to fulfill, making the very existence of babies a paradox.
The Humor
The humor comes from the tension between the idealized checklist of "responsible" parenthood and the reality that almost no one actually meets all these criteria before having children. The comic satirizes the anxiety-driven, optimization-obsessed approach to parenthood that characterizes much of modern middle-class culture, where having children feels like it requires solving an impossible optimization problem. The mother's trailing off is the moment she realizes that by her own standards, no one should ever have children -- which is absurd, because people obviously do. The child's innocent repetition of the question at the end perfectly punctuates the absurdity.