mūḍha — foolish; grāheṇa — with endeavor; ātmanaḥ — of one’s own self; yat — which; pīḍayā — by torture; kriyate — is performed; tapaḥ — penance; parasya — to others; utsādana-artham — for the sake of causing annihilation; vā — or; tat — that; tāmasam — in the mode of darkness; udāhṛtam — is said to be.