Zen Buddhism is either legitimate or not. If not, it's a 2500 year-old multi-level marketing scam. We might say this of any religion or spiritual path, but with Zen we can find out in this lifetime—right now in fact—whether or not it's legit. No need to wait for an afterlife.

Zen Buddhism, the living 2500 year-old spiritual discipline illuminating the path beyond all words--sometimes by using words.