There are three methods to gaining wisdom. The first is reflection, which is the highest. The second is limitation, which is the easiest. The third is experience, which is the bitterest.
获得智慧有三种方法。第一种是反射，反射是最高的。第二个是限制，这是最简单的。第三是经验，这是最痛苦的。
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Three
Reflection
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Bitterest