You want to control our taughts. First you want to be happier and healthier they need to renewing of their mind,that is change in the pattern of their taught is negative. If his pattern of taught is negative , he will think many negative taughts during tha day.. So you, need take this prescription, they actuallt achieve a mind full of peace That helps to produce health and well being. A primary method for gaining to peace of mind is practice emptying the mind. At least mind emptying twice a day for 5-6 min in morning.When you will be free at that time you practice that.