Kant's Formula of Humanity

Kant's formula of humanity states that treating any human being as a means to some other end is the basis of all wrong behavior. If I wanted to eat a burrito only because my wife wanted a burrito and I wanted to make her happy, then the burrito is no longer my end. It is now a means to an even greater end, making my wife happy. Similarly, lying is wrong because you are misleading another person's conscious behavior in order to achieve your own goal. Cheating is unethical for a similar reason. You are violating the expectations of other rational and sentient beings for your own personal aims. Honesty is good in and of itself because it's the only form