Hypocrisy is the word used when a double standard or insincerity is involved. If you drink alcohol on a regular basis yet you preach about the dangers of drinking you are showing hypocrisy. You are thinking one way but acting the exact opposite. Someone who engages in hypocrisy is called a hypocrite, and they are not sincere or honest as a result. If someone lies to people, makes promises but then breaks them and does not keep their word, or betrays the trust that others put in them the individual is engaged in hypocrisy. It is better to be true to who you really are, and to always speak the truth and be true to yourself, so that you do not become involved in hypocrisy. There are many hypocrisy quotes that can help.