兵不厌诈 bīng bù yàn zhà

DEFINITIONS

  1. there can never be too much deception in war
  2. in war nothing is too deceitful
  3. all's fair in war

CHARACTERS

兵 bīng soldier, troops
不 bù no, not; un-; negative prefix
厌 yàn dislike, detest, reject; satiate
诈 zhà cheat, defraud, swindle; trick