He who permits himself to tell a lie once, finds it much easier to do it a second and third time, till at length it becomes habitual; he tells lies without attending to it, and truths without the world's believing him. This falsehood of the tongue leads to that of the heart, and in time depraves all its good dispositions.
Thomas JeffersonAs you are entered with the class of Nat. philosophy, give to it the hours of lecture, but devote all your other time to Mathematics, avoiding company as the bane of all progress.
Thomas JeffersonThe people, especially when moderately instructed, are the only safe, because the only honest, depositaries of the public rights, and should therefore be introduced into the administration of them in every function to which they are sufficient; they will err sometimes and accidentally, but never designedly, and with a systematic and persevering purpose of overthrowing the free principles of the government.
Thomas JeffersonIn the constitution of Spain as proposed by the late Cortes, there was a principle entirely new to me:... that no person born after that day should ever acquire the rights of citizenship until he could read and write. It is impossible sufficiently to estimate the wisdom of this provision. Of all those which have been thought of for securing fidelity in the administration of the government, constant reliance to the principles of the constitution, and progressive amendments with the progressive advances of the human mind or changes in human affairs, it is the most effectual.
Thomas Jefferson