Language is not just a system of symbols， but a set of practices with social and cultural significance.

不要着急，最好的总会在最不经意的时候出现。

跨行业合作对于解决现代农业的复杂挑战至关重要。

Leadership is about creating a vision and then empowering others to make it a reality.

Life is too short to worry about what other people think.

 释义：随随便便交一些不好的朋友，还不如整天读书更好。