By Voice of the Mirror It would be hard to find someone braver or more inspiring than Esther Ghey. Or anyone more determined to turn her own grief into a force for good. Weeks after looking the teenage killers of her daughter, Brianna, in the eyes, Esther is working tirelessly to help other children feel better about themselves. No one would have blamed Esther if she had turned in on herself to mourn her overwhelming loss. Instead she is campaigning to get mindfulness on the national curriculum. Teaching the technique to children from a young age can give them coping strategies to deal with th…