No literature in the world can come close to the philosophical depth of Bhagavad Gita. In fact, Mark Twain and many other scientists and philosophers quote Bhagavad Gita as their source of inspiration.
Bhagavan Ram was known to all saintly people as an incarnation of Vishnu or Hari. The birth of Ramachandra was divine and was already predicted in all Vedic literatures. Parshuram, Vashishtha and Vishvamitra confirmed His divinity to all humanity for all times to come.
Even a large number of athletes and sports people such as Mike Tyson, Lewis Hamilton and Venus Williams are avowed vegetarians. Vegetarian meals give more strength than meat based diets.
Every type of meditation is incomplete without chanting Om ॐ with the proper method. While chanting Om ॐ , one must try their best to reach the source of this sound vibration that is Krishna. Then the perfection of a human life is achieved.