# Philosophy *5 references in Bhagavad-gītā As It Is* * deals with mental activities, not source, *[[bg/7/4#purport|Bg. 7.4]]* * in modern age no knowledge of, *[[bg/13/26#purport|Bg. 13.26]]* * pretenders speak on, **[[bg/3/6#translation|Bg. 3.6]]** * seven principal philosophers in India, *[[bg/9/2#purport|Bg. 9.2]]* * without religion mental speculation, *[[bg/3/3#purport|Bg. 3.3]]*