"Learning to Know, that is, acquiring the instruments of understanding.
Learning to Do, so as to be able to act creatively on one’s environment.
Learning to Live Together, so as to cooperate with other people.
Learning to Be, an essential progression that proceeds from the previous three."
UNESCO
The four activities of the engineering lifecycle
Conceive Defining customer needs, considering technology, enterprise strategy and regulations, and developing conceptual, technical and business plans
Design Creating the detailed information description of the design; the plans, drawings and algorithms that describe the system to be implemented
Implement Transforming the design into the product, process or system, including hardware manufacturing, software coding, testing and validation
Operate Using the implemented product, process or system to deliver the intended value, including maintaining, evolving, recycling and retiring the system
Source: Edward F. Crawley, et. al., Rethinking Engineering Education, Springer, 2014