Explanation: Move: move. Metaphor had wanted to harm others, the results compromised himself. Boomerang Usage: -Linked; as object clause; containing derogatory Source: Mao Zedong's "On the new international situation and talk to the Xinhua Daily News": "I am the October 1938 Sixth Plenary Session of the CPC once said: 'lifting a rock to play on their own feet, and this is the inevitable result of Chamberlain's policy'. " Examples: This is no doubt he is ~.