鹰从未像他屈服于向乌鸦学习时那样失去如此多的时间。
The eagle never lost so much time as when he submitted to learn of the crow.
It is the lives we encounter that make life worth living.
"There are better starters than me but I'm a strong finisher."
所有商品的交换价值随着生产难度的增加而上升。