Suppose your friend tells you he's on a weight-loss program. What do you think will happen in three months if he keeps on the weight-loss program? Will he lose weight?
If you're like me, you're thinking, "Of course. He is on a weight-loss program, isn't he? So, ipso facto, he is likely to lose weight."
Does there seem to be anything fishy about that chain of reasoning?
We usually describe the current features of a thing and predict something about the future. For example, we might say "I'm running for half an hour each day" and predict that we will lose a certain number of pounds by the end of the month. But your friend above skipped the description and talked about the prediction as if it were visible...
All three of your examples involve using a phrase as a shorthand for a track record. You call something a pollution-reducing law, a vehicle-producer, or a fit athlete after observing consistent pollution reduction, vehicles, or field records. That's like the doctor calling something a "sleeping pill", which is ok because he's doing that after observing its track record.
The problem is when there is no track record. For example, when someone proposes a new "environmental protection" law that has not really been tested, others who hear that name may be less s... (read more)