In wildest dreams, it never occurred to me that one day I’d write a piece referencing three bigger-than-life personalities. This day, I am. Two of the three are valued friends whose names are well-known in Texas, and the third I’ve never met. There’s nothing gained by keeping readers in suspense (as if I ever do), but here’s the trio: Dr. Mamie Mc-Cullough, a humorous, motivational speaker and author long admired, and Texas A&M’s and the old Southwest Conference’s winningest football coach, R. C. Slocum. Oh, the third? She’s Dr. Laura Schlessinger, a radio talk show host and author. I never met her, read ...