Don't try to outmaster the master.

For heart is besides that from thence proceed many aerial fictions , and not from God, phasms, and chimeras , created by the vanity of our own hearts

Wellheads, which support downhole tubing, casing, and other components, are connected at the top of wells to Christmas trees, which control production rates and fluid flows out of the well and may also direct fluids and equipment into the well

I just recounted a few silly stories from high school, but don't get any ideas!