Last Friday, my girlfriend Luti Gude treated me to dinner and we talked about politics, cats, and always, her children. Luti Vela Gude comes from a prominent, progressive, South Texas family, puros Tejanos (and don't forget it!) with ties all the way to the (current) White House. Even in that family known for their enlightened views and activism, Luti shines because she ran in the Boston Marathon in her forties. She's currently a graduate student at UTSA in Counseling, and from all accounts, teaching them more about the community than the faculty can ever teach her. Luti was also determined to raise her children to care about the world -- and it's working. Her oldest son, David, a spectacular student, attended Brackenridge High School and other public schools in the inner city, becoming a humanitarian, dedicated to giving something back to the world as a physician and researcher. David's life has not been without suffering, believe me. But last year he got married...