Nobody can disagree, its quite right. However you will find that a large number of the guys and girls that dive into integrated courses do indeed have a PPL or at least completed a large chunk of the syllabus.
In fact from what I've seen over the last few years those who have failed to make it have generally had no prior experience of aviation in any form.
It helps, but luck plays a bigger part with the risks now involved with ever decreasing reward.