You are confusing consent with respect. Respect can be being afraid to put your fingers where they might get cut even after using a machine for 30 years. The moment you lose that fear and start doing whatever you want with the machine is when the troubles start. Respect can also be oiling a tool that needs to be for better longevity instead of leaving them full of rust at the bottom of the toolbox.
You are confusing consent with respect. Respect can be being afraid to put your fingers where they might get cut even after using a machine for 30 years. The moment you lose that fear and start doing whatever you want with the machine is when the troubles start. Respect can also be oiling a tool that needs to be for better longevity instead of leaving them full of rust at the bottom of the toolbox.