Earlier quoted context omitted.
> are there 20 of those 60,000 who should perhaps not go to college And he presumes he and his staff are uniquely qualified in identifying those 20 out of 60,000?
He isn't saying "There exist exactly 20 people out of 60k who should not go to college and I have oracular ability for identifying them." He is saying "It is arrogant to assume that, out of 60,000 people attending college, it is impossible to find so many as 20 of them who would be better served by another alternative." Presumably, he thinks the actual numbers is substantially higher than 20, but he doesn't have to g…
Several of his 20 under 20 already graduated from college.
The whole thing is nothing but propaganda to advance his long-standing agenda. Anybody who believes otherwise is a gullible fool.