出淤泥而不染
Lilies are whitest in a blackamoor's hand.
eg:He was brought up in slum and became president of the firm, lilies are whitest in a blackamoor's hand.
中英俚語俗語來源:宋·周敦頤·愛蓮說:“余獨愛蓮之出淤泥而不染,濯清漣而不妖,中通外直,不蔓不枝。”
反義詞:近朱者赤,近墨者黑 Touch pitch, and you will be defiled.