17.2 'Tit for Tat'-Chanakya supported this saying. He believed there should be a reaction for every action. In other words, a man should retaliate in the same manner as he has been treated. Explaining in detail, Chanakya says that if a man behaves with you like a gentleman, then you must also reciprocate accordingly. However, if a person intends to harm you, then he should also be paid back in the same coin.