The Seal of Solomon: The basic nature send dualistic. Without good there would be no bad to without suffering, there could be no joy etc. All experiences require at least an understanding of the idea of its opposite.
Seal of Solomon. In Medieval Jewish, Christian and Islamic legends, the Seal of Solomon was a magical signet ring said to have been possessed by King Solomon, which variously gave him the power to command demons/genies, or to speak with animals.