People make your company in a large or small business.  Discouraging opposing views and ideas can be a dangerous road.  No one person can have all the answers including the founder of a company.  Find out why you need these type of people and how they set the company up for success in the long run.

http://www.forbes.com/sites/toriutley/2016/08/25/working-with-people-who-dont-agree-with-you-and-why-your-company-needs-them/#1d9b24b94eb0