The concept that two opposites can combine to form a greater whole. Although given names such as male/female, microcosm/macrocosm, magnetic/electric, etc., perhaps the best demonstration is that of an electric battery where you need both the positive and negative poles to allow energy to flow and power devices.
Congratulations to these Llewellyn titles as 2024 COVR Awards finalists!
Your Guide to Self-Discovery, by Georgina Cannon et al (Anthologies)
Tea Magic, by Jenay Marontate (Divination Books)
Ancestral Whispers, by Ben Stimpson (Folk...