Auto pilot

I was thinking of a series of events this morning - as in how sometimes you push the pebble and a rock slide occurs.  Thinking back, it is as things have a mind and course of their own; you start them and they just stop only when they decide it is the end.  Looking back, you can't find the beginning.

In thinking of an illustration, musical that is, I thought of this.....

https://youtu.be/ORU0K9ZxK_M?si=zSP2VuZg2fcYvc-r