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不闻不若闻之,闻之不若见之,见之不若知之,知之不若行之。
没有听到不如亲耳听到,亲耳听到不如亲眼见到,亲眼见到不如清楚知道,清楚知道不如亲自实践。
"Language is the bridge between the visible and the invisible."
The peculiar evil of silencing the expression of an opinion is that it is robbing the human race; posterity as well as the existing generation; those who dissent from the opinion, still more than those who hold it.
The essence of computation is not just in the manipulation of symbols, but in the profound understanding of what those manipulations represent.