Kammala da wadannan magana: "The Correctors m Address ga mazaunan Great Britain", da aka buga a 1756, aka yi sa'a da
girgizar kasa a Lisbon. A shekara ta 1762 ya ceci wani ma'aikacin jirgin ruwa marar ilimi, Richard Potter, daga rataye, kuma a shekara ta 1763 ya wallafa wata takarda da ke rubuta tarihin shari'ar. A shekara ta 1769 ya yi lacca a Aberdeen a matsayin Mai Gyara, kuma ya rarraba kwafin umarni na huɗu da kuma littattafan addini daban-daban. An nuna hikimar da ta sa ya zama mai daɗi ta hanyar labarin yadda ya ba wa wani matashi mai ba da labari wanda ba shi da farin ciki da bayyanarsa "Catechism na Uwar da aka keɓe ga matasa da jahilci".