When one compares Buddhist texts with the Bible or the Koran, the difference is unmistakable: The Satipatthana Sutta is not a collection of ancient myths, superstitions, and taboos; it is a rigorously empirical guide to freeing the mind from suffering.
Waking Up: A Guide to Spirituality Without Religion
It is a 2014 book by Sam Harris. Harris discusses a wide range of topics including secular spirituality, the illusion of the self, psychedelics, and meditation. He attempts to show that a certain form of spirituality is integral to understanding the nature of the mind.