water

The sea is the body of water from which the Earth was drawn. A churning place of chaos that is dangerous to land-dwelling life.

Water in a more moderate form, such as a spring, well, or stream is a source of life and renewal.

Acts as a mirror.

Water surrounds everything:

Water is a key symbol of Time and the uncontrollable change of nature, which always surrounds the artificial habitable space created by man and his effort to create order.