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The worst enemy of life, freedom and the common decencies is total anarchy; their second worst enemy is total power.

解釋：高明的醫(yī)生注重預防疾病，而不是等到疾病發(fā)生后再去治療。

You don't have to be alone.

解釋：看到兔子再回頭喚獵狗，還不算太晚；跑掉了羊再去修補羊圈，也不算太遲。