Human DNA is like a Christmas tree: it has lots of light on, and even more lights off.

A light on is a human capacity that is active. A light off is a human capacity that is not active.

Evolution of the species is an inside job. It happens on the DNA level: some capacities turn on.

But how do these capacities turn on, and why isn’t everybody the same on the level of DNA?

A DNA capacity turns on when it’s needed. Comfort, peace, smooth living don’t turn on new capacities.

You don’t need them. You could use them, but you don’t need them.

When I