There was a story of a King, who wanted to get rid of his falling hair problem and announced for reward whoever can provide solution for hair growth. A merchant with a bottle of solution and asked King to apply daily, BUT with a condition. Never to think about MANGO while applying the solution. The merchant went away with big reward. But the King could not apply the solution even for a single day as everyday he was about to apply, lots of mangoes come to his mind. Finally he thew away the bottle...