What is circulus et pruna?

Circulus et Pruna is a Latin phrase that translates to "the circle and the plum." The phrase has been used as a metaphor to represent the contradiction between two different yet complementary things that seem to be opposing each other. It represents the classic dichotomy of yin and yang, light and dark, or good and evil.

The phrase has been used in various forms of literature, art, and popular culture. It has also been used in musical compositions, such as the album "Circulus et Pruna" by the British band Circulus. In religious contexts, the phrase has been associated with mysticism and spirituality, representing the unity of the material and the spiritual worlds.

Overall, circulus et pruna can be seen as a symbol of balance and harmony, representing the beauty that arises when two seemingly different things come together to create a whole.