Millennials are right to push back against those who lump all people of their generation together in one bundle of characteristics and attributes (both negative and positive ones). But they often do the same thing when talking about and comparing themselves to Boomers. 

Without cross-generational conversation we will not understand how to address different generations for business purposes. “I don’t think you can sell or teach the different generations if they don’t help you to structure your services and channels of communication.” -- Kevin Doolan, Boomer, lawyer/consultant at Moller Professional Service Firm Group)  [See Chapter 3 on Perspective and how to teach it.]