Problem: I don't like being embarrassed by personal phone calls at work.
Solution: Use IFTTT to mute my phone when I arrive at work.
Android phones can use this recipe to automatically silence your phone when you get to work. : https://ifttt.com/recipes/166273-mute-work-silence-your-phone-when-you-get-to-work
Iphone users can set up this automation to remind you to mute your phone: https://ifttt.com/recipes/202675-mute-phone-notification-for-ios-perfect-for-school-work