https://tw.voicetube.com/everyday/20180104

英文：

At this point, you and your competitive cousin have reached what game theorists call a Nash Equilibrium - the point where neither of you can improve your position by deviating from your current strategy.

到這個時候，你和你那愛好競爭的表兄弟已經達到了賽局理論專家所稱的「納許平衡」─ 也就是你們雙方都無法透過偏離現有的策略來改善狀況。