Latest issue of 'Teaching + Transformation' newsletter is themed Lenses Of Empathy. Empathy is a muscle that can be tuned into and strengthened, and often just requires a small nudge of nurturing to bloom. These stories highlight the rippling role of empathy in youth -- from how a toddler decides not to sit alone, to research on the rise of a compassionate workforce, to a heartwarming video of how kids define differences.