In the whole history of alchemy, [Thomas Vaughan] is the one author who really, indisputably, gives away the show, divulges the secret.
— Kenneth Rexroth1
… Vaughan was undoubtedly endeavouring to show that alchemy was demonstrable in every phase of consciousness, physical, mental, and spiritual. … his gold is the philosophic gold of the physical world as well as the wisdom of the spiritual.
— Archibald Cockren2
The facts in the life of Thomas Vaughan are few, but relatively well-known. He was born in Wales on April 17, 1621 as the younger twin brother of the metaphysical poet Henry Vaughan (1621–1695). He went to Jesus College, Oxford where he studied theology and Oriental languages, in addition to the Latin and possibly Greek he and his brother learned from a local pastor growing up. He received his BA degree in 1641 and became an ordained minister in the Church of England about 1645 (or perhaps earlier) at a time of tremendous upheaval.… Read the rest