To be taught to read—what is the use of that, if you know not whether what you read is false or true? To be taught to write or to speak—but what is the use of speaking, if you have nothing to say? To be taught to think—nay, what is the use of being able to think, if you have nothing to think of? But to be taught to see is to gain word and thought at once, and both true.
John Ruskin, The Works of John Ruskin:  Library Edition.  39 vols.
enlightenment, inspiration, knowledge, light, sight, understanding