Introduction
"Indeed Allah has given preference to human beings on the Universe" as per the holy Quran. All creatures present inn the universe have blessed but human being is on the top. They have given the choices to select among good and bad evils. This creature has a wonderful system of senses. Through these senses a man can feel the danger, the weetness of life, the horribleness of the weather and so on .Among these organs brain is an integral part. it gives us the sence of happiness and sadness.

In the body I will write the definition of happiness from different aspects.