Clicketyclack is right, you need to stop letting them annoy you. They are not going to stop annoying you. Since you know this, prepare yourself. Before you come in contact with them, decide whether you will ignore them, cut them off, or change the subject. Having a game plan should help you be able to not be annoyed.
You need to take a few teaspoons of concrete and harden up. The world won't change to suit you. If you are finding that a majority of the peeps you deal with are annoying you then guess who has a problem?