He didn't write in it the last month or so before his death, but look at his last entry.
Every day, I write in a journal.
It was provided that a person was to be prohibited from landing in Australia who failed to write in any prescribed language fifty words dictated to him by the commonwealth officer supervising immigration.
He became a good classical scholar, and learnt to speak and write in French with facility and elegance.
It is not likely that he would write in support of Cardinal Beaton's policy, and the dialect is an exaggerated form of Latinized Middle Scots, differing materially from the language of the Compendious Book.