There are several different meanings of the words "religion" and "spirituality," all of which are important. The whole point about an integral or comprehensive approach is that it must find a way to believably include all of those important meanings in a coherent whole.
Ken WilberThe Big Bang has made Idealists out of almost anybody who thinks. First there was absolutely nothing, then Bang! Something. This is beyond weird. Out of sheerest Emptiness, manifestation arises.
Ken WilberBut the real intent of my writing is not to say, you must think in this way. The real intent is to enrich: here are some of the many important facets of this extraordinary Kosmos; have you thought of including them in your worldview? My work is an attempt to make room in the Kosmos for all the dimensions, levels, domains, waves, memes, modes, individuals, cultures, and so on ad infinitum.
Ken WilberWe are part and parcel of a single and all-encompassing evolutionary current that is itself Spirit-in-action, the mode and manner of Spirit's creation, and thus is always going beyond what went before-that leaps, not crawls, to new plateaus of truth, only to leap again, dying and being reborn with each new quantum lurch, often stumbling and bruising its metaphyscical knees, yet always getting right back up and jumping yet again.
Ken Wilber