Every year wild geese make their journeys at the same time, so they are reliable. Their ordered flight formations show that they follow rules of proper decorum. Their commitment to a single spouse displays their constancy. And known to cover themselves with reeds and grasses to elude hunters, their IQs have got to be pretty high.
大雁每年定時遷移、少有誤時，是有信；活動行列有序，是為禮；有固定配偶，是守節；據說還懂得躲避獵人，智商不可輕覷。