Popery so threatens and so nearly surrounds us... every sober man would think it seasonable at this time that all dissenting Protestants should be brought to a good understanding and compliance one with another... I think all Protestants ought now by all ways to be stirred up against them [Catholics] as People that have declared themselves ready by blood, violence, and destruction to ruine our Religion and Government...[they] are nothing but either Enemys in our bowells or spies among us, whilst their General commanders whom they blindly obey declare warr, and an unalterable designe to destroy us.

'Critical Notes Upon Edward Stillingfleet's Mischief and Unreasonableness of Separation' (c. May 1681), quoted in John Marshall, John Locke: Resistance, Religion and Responsibility (Cambridge University Press, 1994), p. 110.