Why don’t gate builders have any enemies? Because they always mend fences.
Inventing cement really paved the way we build things and I have mixed feeling about that.
A person was building the frame house when their boss came by and told them how to properly build it. It was constructive criticism.
A construction worker was taken to court by his boss for putting his hands in wet pavement. His boss won because he had concrete evidence. It really cemented the case.