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农业的真正进步意味着让土地比我们发现时更好。
True progress in farming means leaving the land better than we found it.
The invention of the cotton gin was the result of necessity and observation.
The mind once enlightened cannot again become dark.
对某些年青人来说,如果他可和高阶的长官有直接接触的话,人生的战役已赢了大半;而每一位年青人的远大目标应该是所做的事超出他的职责范围--所做的事可以吸引在上面注视着他的人的注意。
Science is not just about discovery, it's about persistence and collaboration.