He invented his own system of philosophical logic.

他创建了自己的一套哲学逻辑体系。

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So the job of a good philosopher of his kind is to help make us our ideas clear And to do that, he worked out a logical system.

所以像他那类出色哲学家的任务就是,帮助我们将我们自己的观点说清楚,为了这样，他研究了逻辑体系。

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