"In these years Leslie was an unsuccessful candidate for the chairs of natural philosophy at the universities of St Andrews and Glasgow respectively. He failed at the former because he was then an extreme whig and an atheist who deplored the Erastianism of many of the Scottish clergy." Jack Morrell, 'Leslie, Sir John (1766–1832)' （页面存档备份，存于互联网档案馆）, Oxford Dictionary of National Biography, Oxford University Press, 2004 (accessed 2 May 2008).
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"In these years Leslie was an unsuccessful candidate for the chairs of natural philosophy at the universities of St Andrews and Glasgow respectively. He failed at the former because he was then an extreme whig and an atheist who deplored the Erastianism of many of the Scottish clergy." Jack Morrell, 'Leslie, Sir John (1766–1832)' （页面存档备份，存于互联网档案馆）, Oxford Dictionary of National Biography, Oxford University Press, 2004 (accessed 2 May 2008).
