合作在研究中至关重要;没有人能独自解决大问题。
The world might be mean, but people don't have to be.
可持续性不是一种选择,而是农业未来的必然需求。
The true teacher defends his pupils against his own personal influence.
释义:君子在面对挫折、困难的时候,应该反躬自问,修养品德。蹇(jiǎn),多指行动迟缓、困苦、不顺利的意思。