If you understand how things function – you see, everything that moves has a desire – within us we have four major functions/desires -we have the animal, which is "increase pleasure" (and certain things are hardwired such as food, sex, drugs etc.) and "decrease pain" (such as anxiety, sharp foods etc.) We then have an ego ("increase / decrease, pride / shame" – what’s interesting, is many people are not trying to "increase pride" (the Arabs being a good example) but "decrease shame," however this is a big subject…) Then there is the mind (the mind house’s the soul, so we seek to "increase good" and "decrease bad") and then there is the Divine