"It is the characteristic of great poems that they will yield of their sense in due proportion to the hasty and the deliberate reader. To the practical they will be common sense, and to the wise wisdom; as either the traveler may wet his lips, or an army may fill its water-casks at a full stream."

Next Quote

What a battle a man must fight everywhere to maintain his standing army of thoughts, and march with them in orderly array throughthe always hostile country! How many enemies there are to sane thinking! Every soldier has succumbed to them before he enlists for those other battles.

— Henry David Thoreau