Does the average young man today have a caliber of zero?

You are probably looking in the wrong places, if that's the conclusion you've arrived at from the data you've looked at.

Look around where you work, or on campus, or at church. (But in all cases, the first thing to notice about a man, his most important feature, the thing that if he lacks you should runaway at once, is his...job.

If he has one, then he has that much caliber, anyway.