「據理力爭」

(pos:動詞)
<explanation>
yue:指道理喺自己一方嘅時候，盡力爭取公道、爭取應有嘅權益
eng:to argue on the basis of reason; to make one's utmost efforts to fight for one's point of view
<eg>
yue:我哋冇錯，當然要據理力爭啦。 (ngo5 dei6 mou5 co3, dong1 jin2 jiu3 geoi3 lei5 lik6 zang1 laa1.)
eng:We didn't do anything wrong. Certainly we should fight for what's right.