1. Spiritual literature can be a great aid to an aspirant, or it can be a terrible hindrance. If it is used to inspire practice, motivate compassion, ad nourish devotion, it serves a very valuable purpose. If scriptural study is used for mere intellectual understanding, for pride of accomplishment, or as a substitute for actual practice, then one is taking in too much mental food, which is sure to result in intellectual indigestion. (152)
The Yoga of Spiritual Devotion A Modern Translation of the Narada Bhakti Sutras
2. 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.
The Works of John Ruskin: Library Edition. 39 vols.