Empathy

An Old man wrote a will to his two lazy sons: After my death demolish this house, you will find a metal case down the foundation where you will find my saving to support the rest of your life. They started praying to God! Oh Lord Father our Dad is too old, please take him to your kingdom. Two years later he died and buried him immediately. The following day the house was demolished, they found a case with a piece of paper written:
If you are real men construct your house!