Human brain generates any where between 50,000 to 60,000 thoughts per day. Some people debate on this number. Whatever may be the number, we do know that our mind is full of thoughts. Unfortunately, most of these thoughts are same repetitive thoughts from yesterday and even more unfortunately, most of these thoughts would be negative thoughts, for most people.  So, if our mind is thinking this much unproductive then this will be surely one of the biggest productivity loss. And hence MIND