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教育是可持續林業實踐的基礎。

天然氣開采的創新是滿足世界日益增長的能源需求同時減少環境影響的關鍵。

創新不僅僅是技術，更是改變思維方式。

The natural price of labor is that price which is necessary to enable the laborers, one with another, to subsist and to perpetuate their race, without either increase or diminution.