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 This effect may be material, moral or emotional — that is, one's karma affects one's happiness and unhappiness. The effect of karma need not be immediate; the effect of karma can be later in one's current life, and in some schools it extends to future lives. The consequence or effects of one's karma can be described in two forms: "phalas" and "samskaras". A "phala" (literally, fruit or result) is the visible or invisible effect that is typically immediate or within the current life. In contrast, "samskaras" are invisible effects, produced inside the actor because of the karma, transforming the agent