And our president must be teacher as well as doer.

Asked in a 2013 C-SPAN interview which presidents he admired, he cited Gerald R. Ford, a Republican who took office in 1974 in the wake of the Watergate scandal. Ford, he said, was “the most emotionally healthy.”“Not that the others were basket cases,” he said, but “they get that bug, and as the late and very great Mo Udall, who sought that office, once put it, the only known cure for the presidential virus is embalming fluid.”