Ah. That, then, changes the meaning of this quote entirely. If he's merely saying that training alone, as opposed to a combination of training and education, is

Ah. That, then, changes the meaning of this quote entirely. If he's merely saying that training alone, as opposed to a combination of training and education, is insufficient, then that is much more plausible. I was reading the original post as including what he defines here as "education" in "training".