蛇の道は蛇 じゃのみちはへび Also written へびのみちはへび Meanings Expression the wolf knows what the ill beast thinks; it takes one to know one; it takes a thief to catch a thief Kanji 蛇 snake. Read as ジャ. 道 road. Read as みち. Word lists Proverbs Jinuma: Japanese Dictionary · Word lists