Continual development is essential in any Engineering field. Engineers are expected to keep up on the latest research and information by going to seminars, reading, and other such means. The Engineering education provides the basis for this learning by teaching how to learn.

One of the parts of the IronRingCeremony? is acknowledging this:

What do you know?

I know nothing but that I know nothing

While this may be a difficult concept to grasp after spending 4 years (and a lot of money) studying, it is not long before it is understood.