A Mechanic Was Removing Car Engine Parts Of Famous Heart Surgeon In His Shop, He Called The Surgeon n said... "Look At This Engine... I Opened Its Heart, Took D Valves Out, Repaired n Put Them Back, So Why Do I Get Such A Small Salary n U Get Such A Huge Sum...?" The Doctor Smiled At D Mechanic N Came Close To His Ear n Said.. "Try The Same When D Engine Is Running...