Terrific points.
When I graduated with my Masters degree in Industrial Engineering. I was offered a consulting job by Price Waterhouse (no Coopers then).
While it was a great offer, I didn't feel that even with a Masters degree I knew enough to tell others with much more experience what to do and how to do it.
After working in industry for almost 20 years, I was ready. I started with an established consulting program. after 5 years, I started my own company with 5 others. We became the top business consulting firm in the area and competed with the big guys for wor.
So I spent time and learned. and the experience paid off, just like this article points out. Pay attention and you will succeed.