一只眼睛的人可以用来看水平仪,有毒的石头可以用来治疗痈疽。
We measure success not just in tons of fish, but in the legacy we leave behind.
The time of life is limited and unchangeable, so it is necessary to use every minute efficiently. Not using it well is a waste.
在统计工作中,必须为正确的目的使用正确的数学工具。
诗人的任务是表达那些无法言说的事物。