Knowledge is the treasure of the mind, but discretion is the key to it, without which it is useless. The practical part of wisdom is the best. Feltham.
Knowledge is to one a goddess, to another only an excellent cow. Schiller.
Knowledge, love, power constitute the complete life. Amiel.
Knowledge may not be as a courtesan for 10 pleasure and vanity only; or as a bond-woman, to acquire and gain for her master's use; but as a spouse, for generation, fruit, and comfort. Bacon.
Knowledge of my way is a good part of my journey. A. Warwick.
Knowledge of our duties is the most useful part of philosophy. Whately.
Knowledge of the world is dearly bought at the price of moral purity. E. Wigglesworth.
Knowledge perverted is knowledge no longer. Bulwer Lytton.
Knowledge produceth humility; from humility 15 proceedeth worthiness; from worthiness riches are acquired; from riches religion, and thence happiness. Hitopadesa.
Knowledge puffeth up, but charity edifieth. St. Paul.