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。
What good's an opinion if you don't know?
Entrepreneurs should have a sense of social responsibility, making money is not the only purpose.