It's like people in conflict--when you're quarreling with your neighbor, you may say things and show things about your character that you otherwise never would.
這就像兩個人起爭執一樣，當你和鄰居辯得面紅耳赤，你可能發現自己說出了一些以前並沒有認真組織過的話，而它們不但蠻有道理，也很能解釋你的立場和人格特質。