Everyone is expert in his own business

A scholar was going to his country during the rainy there was a river on the way.He got onto a boat and when the boat was pushed out,the scholar asked the boatman,"Have you got any education?"The boatman said,"No"The religious scholar said,"You have a wasted your life".Affter sometime,the boat got stuck in the river.The boatman said to the religious scholar,the boat is about to stick.Do you know how to swim?"When the scholar refused,the boatman said,"You have wested your whole life.Everyone is report in his own business.As a boatman can't ba a scholar,the scholar can't ba boatman.Allah has created every one for a particular trade.