You can use an eraser on the drafting table or a sledgehammer on the construction site.
People on a design team must be as happy to be wrong as right. If their ideas hold up under strong (but fair) criticism, then great, they can proceed with confidence. If their ideas are rejected with good rationale, then they have learned something. A healthy team is made up of people who have the attitude that it is better to learn something new than to be right.
The worst misstep one can make in design is to solve the wrong problem.
Making the simple complicated is commonplace; making the complicated simple, awesomely simple, that's creativity
People's behavior makes sense if you think about it in terms of their goals, needs, and motives.