农业的未来在于科技。
The future of agriculture lies in technology.
在计算中,不变量是短暂的。
优良的马匹不好驾驭,但是可以载重物跑得很远;有才能的人不好驱使,但是可以使国君更加受人尊敬。
"A man is not old until regrets take the place of dreams."
You must change nothing in your writing without absolute necessity. If it is necessary, then change with simplicity.