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The quarry industry must evolve with technology, or risk being left behind.
I predict future happiness for Americans if they can prevent the government from wasting the labors of the people under the pretense of taking care of them.
这就好像三军打败战,落伍的人还要求奖赏一样。 
货币是一层面纱,但当这层面纱飘动时,实际产出可能会受到影响。
释义:学习广博的知识,需要孜孜不倦地学习;学习能够坚持不懈,就有了坚定的志向。
教育的艺术必须从教育的科学中衍生出其规则。