All my life I've sat back and observed details of how people interact with others. As a child my mother would take me grocery shopping with her and I noticed how the person working behind the deli counter handed my mother her order or how the cashier handed her back her change. It was always like people were afraid to be friendly or people just didn't want to be friendly. I work at a college and I'm one the newest employees. I made it a habit to say hello with a smile to everyone of my colleagues...