James Balfour Paul,
Dictionary of National Biography…
(1885)
“ Through his influence Adam subsequently obtained in 1768 the rectorship of the High School, after having been for three years assistant to the retiring head master. Lord Cockburn says of him: ‘He was born to teach Latin, some Greek, and all virtue. ... He had most of the usual peculiarities of a schoolmaster, but was so amiable and so artless that no sensible friend would have wished one of them to be even softened. His private industry was appalling. If one moment late at school, he would hurry in and explain that he had been detained “verifying a quotation;” ”

