Nathan Glyde: The Usefulness of Truth

(Gaia House) The Buddha asked us to speak what is true and useful. Are those the same things? What is more important, usefulness or truth? And what is truly useful?
Guided meditation, reflection, and (just Nathan's part of a Q&R session)
Bear in mind, this is not speaking about truth as an objective exploration of scientific understanding, but an exploration of the truth of first person subjective knowledge: which is all a meditator can know about their experience.