Write a humorous one-liner about the advantages of having a dog.
"Who needs a security system when you have a dog that barks at every single leaf falling outside."
Below is an instruction that describes a task, write a response that appropriately completes the request.

### Instruction:
Write a humorous one-liner about the advantages of having a dog.

### Response:
"Who needs a security system when you have a dog that barks at every single leaf falling outside."