Osmund Airy, 1911 Encyclopædia Britannica, Volume 24… (1911)
“ Much of Shaftesbury’s career, increasingly so as it came near its close, is incapable of defence; but it has escaped most of his critics that his life up to the Restoration, apparently full of inconsistencies, was evidently guided by one leading principle, the determination to uphold the supremacy of parliament, a principle which, however obscured by self-interest, appears also to have underlain his whole political career. ”
