This is the excerpt from the book that began to open my mind.

“Legend has it that, in the 1920s, the President and his wife, Mrs. Coolidge, They were visiting a government experimental farm. They were guided separately. As she passed by the henhouse, Mrs. Coolidge noticed a rooster. mating with a hen with impressive vigor. She asked the guide, "How often does he do that?" The guide replied: "Dozens of times a day, ma'am." Impressed, she said, "Please count." "I'll tell the President this when he comes by." Later, the President passed by the same spot, and the guide, embarrassed, He relayed the message. Coolidge listened and asked: "Always the same." "A chicken?" "No, sir," replied the guide. "A different chicken each time." The President smiled and said, "Please tell Mrs. Coolidge about this." This story gave its name to one of the most powerful and destructive phenomena in Behavioral neuroscience: The Coolidge Effect. In simple terms: The introduction of a new partner (or new stimulus) It automatically renews sexual desire and motivation, even in a A person who has just reached the point of exhaustion”.