Lola on Instagram: "🍫 Interesting Fact: The Big Bang Theory (S03E03) — Sheldon’s infamous chocolate experiment, where he uses candy as positive reinforcement to subtly train Penny’s behavior, is a direct, humorous reference to B.F. Skinner’s psychological concept of operant conditioning. The entire scene serves as a brilliant distillation of Sheldon’s personality: his attempts to control his environment, his brilliant understanding of scientific principles, and his utter lack of social awarenes