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The present is always changing, but the past is fixed.

光是建筑中最重要的材料。

Facing market changes, an enterprise must have the ability to respond quickly.

Absolute faith corrupts as absolutely as absolute power.

君子不是生來就比普通人高明，而是因為他們善于借助外物的力量，為自己所用。善于運用外在條件來彌補自身的不足，也是制勝之道。