John should make sure he trains the workers better, including how to fix the machine.
By going to the brothers house made of brick
Answer:
First person: I discovered the secret. They said I was wrong. Second person: you will see a large stone. He will give it to you. Third person: they stop the mystery. She said, “you’re right”.
Explanation:
Just did it
It makes you less reliant on yourself to fix the issues. So you don't feel the need to fix or look for any issues because you expect the computer to fix it.
This quote is from chapter 11 in To Kill a Mockingbird