The power of randomization in algorithms is a testament to the unpredictability and richness of the computational world.
The reason that the invisible hand often seems invisible is that it is often not there.
People are just as wonderful as sunsets if you let them be. When I look at a sunset, I don't find myself saying, "Soften the orange a bit on the right hand corner." I don't try to control a sunset. I watch with awe as it unfolds.