The tree of life is a symbol of the interconnectedness of all life. It reminds us that we are all connected and that we are all part of the same whole. Each part of the sacred tree symbolizes a different aspect of the interconnectedness of life. The roots of the tree of life symbolize the connection to the earth. The trunk represents our connection to the physical world. The branches represent the connection to the heavens and the divine. When we look at the tree of life, we are reminded that we are all connected.