for example a car uses more fuel per mile to carry a heavier person, more fabric is needed to clothe larger people, and heavier people wear out shoes, carpets and furniture at a quicker rate than lighter people
And how can people be made smaller? By selection, of course:
You might try to do it through a technique called preimplantation genetic diagnosis, which is already used in IVF settings in fertility clinics today. In this scenario you'd be looking to select which embryos to implant based on height.
George Orwell could not have said it any better. But that’s not all. The professor also suggests using pills—oops, pharmacological enhancements—to heighten one’s positive attitudes toward the environment. This isn’t about manipulating people; rather, it’s about helping people. After all, the pharmas like it so it must be good:
I recently gave a talk about this paper at Yale and there was a man in the audience who worked for a pharmaceutical company; he seemed to think there might be a huge market for modifications like this.
Yes I'm sure he did. Religion drives science, and it matters.