Jnana yoga knowledge of a Vishnu avatar or Shiva or Shakti (Goddess) that is emphasized. In all its various interpretations, the paths are not necessarily mutually exclusive. A "Jnana yogi" may also practice "Karma yoga" or "Bhakti yoga" or both, and differing levels of emphasis. According to Robert Roeser, the precepts of "Jnana yoga" in Hinduism were likely systematized by about 500 BCE, earlier than "Karma yoga" and "Bhakti yoga". In the Bhagavad Gita, "jnana yoga" is also referred to as "buddhi yoga" and its goal is self-realization. The text considers "jnana marga" as the most difficult, slow, confusing for those who
Karma unjust act, can claim all his bad actions were a product of his karma: he is devoid of free will, he can not make a choice, he is an agent of karma, and he merely delivers necessary punishments his "wicked" victims deserved for their own karma in past lives. Are crimes and unjust actions due to free will, or because of forces of karma? (2) Does a person who suffers from the unnatural death of a loved one, or rape or any other unjust act, assume a moral agent is responsible, that the harm is gratuitous, and therefore seek justice?