Really, nobody can demand respect. It has to be commanded. This business has plenty of people who shout their achievements from the rooftops of social media. They have done their own reckoning, and that doesn't necessarily incline the rest of us to reinforce their self-esteem. How much more impressive, surely, is the understated, week-by-week accretion of laurels by a man like Doug Cauthen. He is always reluctant to "claim" credit for a particular horse, knowing that the fulfilment of its potential is always divided between so many different hands. Even...