The Kybalion is a book originally published in 1908 by "Three Initiates" that purports to convey the teachings of Hermes Trismegistus. A modern Hermetic tract, it has been widely influential in New Age circles since the 20th century. A central concept in the book is that there are "seven Hermetic principles, upon which the entire Hermetic philosophy is based".

The all is all, the universe is mental.