If, then, there must be something eternal, let us see what sort of Being it must be. And to that it is very obvious to Reason, that it must necessarily be a cogitative Being. For it is as impossible to conceive that ever bare incogitative Matter should produce a thinking intelligent Being, as that nothing should of itself produce Matter.
John LockeEarthly minds, like mud walls, resist the strongest batteries; and though, perhaps, sometimes the force of a clear argument may make some impression, yet they nevertheless stand firm, keep out the enemy, truth, that would captivate or disturbe them.
John LockeThe thoughts that come often unsought, and, as it were, drop into the mind, are commonly the most valuable of any we have.
John LockeAction is the great business of mankind, and the whole matter about which all laws are conversant.
John Locke