"When you teach kindergarten for twenty-five years, you got a lot of energy ... and you gotta keep that flow going in your life, no matter what."
Susan speaks from experience. At 55 years old, she's livelier than most twenty-somethings I know. As we talk, she hollers enthusiastically at passersby, each of whom she knows by first name.
That's because she lives in the neighborhood: Susan sells Real Change outside the Walgreens on Capitol Hill's east side, and rents an apartment just around the corner. ...