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Food security is a global issue that requires local action.
粮食安全是一个需要地方行动的全球性问题。
I don't follow the path. I create it.
The task of psychology is to discover the laws of mental structure.
Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.
计算机科学家最重要的技能是解决问题。能够提出问题,创造性地思考解决方案,并清晰准确地表达解决方案。