1. Every human being's life is full of tests, as this life is the test, upon its result our everlasting life will be.
2. Desires which can be good or bad, are a challenge which every one is facing as far we are alive, and it depends on our faith and will power, our life will be shaped. Those who lie or usurp the rights of others or blindly follow their desires, do that because of uncontrolled tendencies which instigate them.
3. Every tendency must be scaled in the scale of faith and reason before blindly following it. It is definitely a test and a challenge when a person feels a desire which is against the orders or God Almighty.