I’m hiking along a mountain trail, and I come across this tree that one day long ago ran into a problem. As its roots probed down they confronted a boulder. The process might have gone something like this: ———- “We can’t grow into solid rock!” the roots yell. “We’re at a dead stop. Should we call it quits and just be a small tree?” —“No,” says the tree’s command center. “How big is the boulder?” “So big you can’t believe it. All we feel is rock.” —“Can’t you push it out of the way?” “No. It’ll probably push us…