18.26 Karta, the agent; who is mukta-sangah, free from attachment-one by whom attachment has been given up; anahamvadi, not egotisic, not given to asserting his ego; dhrti-utsaha-samanvitah, endowed with fortitude and diligenc; and nirvikarah, unperturbed; siddhi-asiddhyoh, by success and failure, in the fruition and non-fruition of any action under-taken-led only by the authority of the scriptures, not by attachment to results etc. [Etc. stands for attachment to work.];-the agent who is such, he is ucyate, said to be; sattvikah, possessed of sattva.