NEW KENT, Va. -- Teaching can be very hard, but also very rewarding. New Kent teacher turned-author Mike Henrich used to imagine what it was like to live in history to find motivation for his lessons."To put ourselves in the shoes of the people who lived the past, Henrich said.Henrich attended New Kent schools from kindergarten through 12th grade and started his teaching career there.What he learned while teaching led him to write the book "Teac…