"'Tis true there is much to be done, . . . but stick to it steadily, and you will see great effects, for constant dropping wears away stones . . . and little strokes fell great oaks, as Poor Richard says. . . ."

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How could politics be a science, if laws and forms of government had not a uniform influence upon society? Where would be the foundation of morals, if particular characters had no certain or determinate power to produce particular sentiments, and if these sentiments had no constant operation on actions?

— David Hume