The Sun is one of the most important symbols for every culture. The Sun is the fountain of warmth, light and life. It represents daytime and consciousness, the origin of the energy we use. It is a yang symbol, having the moon as its opposing yin.
The Moon. A symbol with many different meanings. It is light in the darkness; an example of continuous regeneration; a representation of feminine power (and masculine in other cultures). Measure of time, symbol of Islamism, and also of beauty and purity… It is also related to madness, lycanthropy, the dark side of life, the door to hell..
Yggdrasil, the tree of life (Norse mythology). Its many roots and limbs keep all the different worlds together: Asgard, Midgard, Helheim, Niflheim, Muspellheim, Svartalfheim, Alfheim, Vanaheim and Jotunheim. Below its roots there is the spring that fills Mimisbrunnr, the well of wisdom, guarded by Mimir.