If any one shall claim a power to lay and levy taxes on the people by his own authority and without such consent of the people, he thereby invades the fundamental law of property, and subverts the end of government.
John LockeIf we trace the progress of our minds, and with attention observe how it repeats, adds together, and unites its simple ideas received from sensation or reflection, it will lead us farther than at first, perhaps, we should have imagined.
John LockeFor those who either perceive but dully, or retain the ideas that come into their minds but ill, who cannot readily excite or compound them, will have little matter to think on.
John Locke