The Two Trees
The gold tree above and the green tree below: how science and the spirit both drew life as a tree.
The gold treeThe tree of science
In 1837, in a private notebook, Charles Darwin drew a small branching sketch and wrote two words above it: "I think". It was the first picture of his idea that all living things share common ancestors.
When he published On the Origin of Species in 1859, the only illustration in the whole book was a branching tree. Later, Ernst Haeckel drew great, detailed trees of life that made the idea famous.
Before Darwin, trees and ladders were already used to picture the order of nature. The tree survived because it shows something true: life does not climb one ladder, it branches.
The green treeThe tree of the spirit
Long before science, the tree was a sacred image. In the Jewish mystical tradition of Kabbalah, the Tree of Life is a map of ten points of light, the sefirot, joined by twenty-two paths. It describes how the infinite flows down into the world, and how a person can climb back up.
Across cultures the pattern repeats: a tree with roots in the earth and branches in the sky, joining what is below with what is above.
The meeting pointOne shape, two truths
- Science uses the tree to show where we come from.
- The spirit uses the tree to show where we can go.
- Both say the same thing: nothing stands alone. Every branch is joined to the trunk.
Go deeperSources
Everything on this page was written for you here. These are the places we drew from, if you want to walk further on your own: