A Quote by Siddhartha Gautama Buddha on anger, pain, speech, angry, blows, tit for tat, and harsh

Do not speak harshly to any one; those who are spoken to will answer thee in the same way. Angry speech is painful: blows for blows will touch thee.

Buddha (563 - 483 BC)

Source: The Dhammapada— translated by Max Müller v. 133

Contributed by: Zaady