Marty, why not have a look at this article which is linked elsewhere on the site.
Basically, it’s saying that quality of training is what matters not quantity.
It’s very, very difficult not to be distracted by high mileage totals 😉
Also, it’s not just about riding inclines, but rather developing the right attitude about riding inclines. Also, the tip here is not to ride up a hill but rather to ride over it, that is what puts you in the front of the group, not at the back 😉