You've got to start reading better newspapers. You will be taken to the Straight Dope store. Or go to your local bookstore. Naturally, if you have not been reading the Straight Dope up till now, we urge you to buy all Cecil's books immediately. This will enable you to make up for the wasted years.
People ask questions.
Cecil answers them. It is not a complex concept. Cecil knows all. Naturally, since he does not want to put his readers to sleep, he does not tell all. He prefers to confine his attention to questions that are interesting and funny, or sometimes just interesting.