Mahabharata 3.30.26

3.30.26

abhiṣakto hyabhiṣajedāhanyādguruṇā hataḥ |
evaṃ vināśo bhūtānāmadharmaḥ prathito bhavet || 26 ||

The man that is angry seeth not his way, nor respecteth persons. The angry man killeth even those that deserve not to be killed. The man of wrath slayeth even his preceptors. Therefore, the man possessing force of character should ever banish wrath to a distance. The man that is overwhelmed with wrath acquireth not with ease generosity, dignity, courage, skill, and other attributes belonging to real force of character. A man by forsaking anger can exhibit proper energy, whereas, O wise one, it is highly difficult for the angry man to exhibit his energy at the proper time! The ignorant always regard anger as equivalent to energy. Wrath, however hath been given to man for the destruction of the world. The man, therefore, who wisheth to behave properly, must ever forsake anger. Even one who hath abandoned the excellent virtues of his own order, it is certain, indulgeth in wrath (if behaveth properly). If fools, of mind without light, transgress in every respect, how, O faultless one, can one like me transgress (like them)? If amongst men there were not persons equal unto the earth in forgiveness, there would be no peace among men but continued strife caused by wrath. If the injured return their injuries, if one chastised by his superior were to chastise his superior in return, the consequence would be the destruction of every creature, and sin also would prevail in the world. If the man who hath ill speeches from another, returneth those speeches afterwards;