"It is advisable that a person know at least three things, where they are, where they are going, and what they had best do under the circumstances."

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The business of a Political Economist is neither to recommend nor to dissuade, but to state general principles, which it is fatal to neglect, but neither advisable, nor perhaps practicable, to use as the sole, or even the principal, guides in the actual conduct of affairs.

— Nassau William Senior