The Bhagavad Gita is a beautiful book where all of these are harmonized. Krishna teaches this to Arjuna. Sri Ramakrishna himself, you know, was not particularly fond of book learning. He would make fun of scholars who just learn books by road. But he really admired the Bhagvad Gita.
Swami Sarvapriyananda summarizes the first chapter of the Bhagavad Gita. This series of talks unfolds the highest truths of Vedanta through the study of "The song of God".