If I can get you to laugh with me, you like me better, which makes you more open to my ideas. And if I can persuade you to laugh at the particular point I make, by laughing at it you acknowledge its truth.

Cleese is describing humor as a social and rhetorical tool rather than mere entertainment. Shared laughter creates rapport—lowering defensiveness and increasing receptivity—so the audience is more willing to consider the speaker’s viewpoint. The second claim goes further: when someone laughs at a pointed joke, they momentarily “grant” the premise that makes it funny, implicitly conceding the observation’s plausibility. In this view, comedy functions like a Trojan horse for critique: it smuggles in judgments about human behavior, politics, or hypocrisy under the cover of play. The quote also hints at comedy’s ethical edge: persuasion through laughter can enlighten, but it can also manipulate.