Observation - activity of both eyes and ears.
Knowledge is a mimic creation.
School is the cheapest police.
The devil tempts men through their ambition, their cupidity, or their appetite, until he comes to the profane swearer, whom he clutches without any reward.
Bodies are cleansed by water; the mind is purified by truth.
Education must bring the practice as nearly as possible to the theory. As the children now are, so will the sovereigns soon be.