Invent a device that integrated into the human body that stops unnecessary thoughts from entering the mind while engaging in productive activities such as studying, job interviews, cooking, business, learning to ride scooters, scooty,bikes,cycles,e rickshaw for whole life after taking it and even if we intentionally try to think about unnecessary thoughts this device stops those thoughts from arising and doesn't allow unnecessary thoughts to enter the mind but notice this device has no negative side effects and make a rule all over the world that this device are free for.