The conversation between human and AI assistant.
[|Human|] Generate a metaphor that compares the body and a machine.
[|AI|] Just like a well-oiled machine, the body functions smoothly when all of its parts are in harmony, working together to achieve a common goal. But, if a single cog in the machine or a single organ in the body fails to do its job, the entire system can be thrown off balance, disrupting the delicate equilibrium.
[|Human|] 
Generate a metaphor that compares the body and a machine.