Chen Jia-geng can distinguish between right and wrong. It is very important for personal development and national construction if you have a clear sense of right and wrong. Chen Jia-geng's sense of right and wrong include four aspects.First of all, he judge base on facts. Second, he is impartial. Third, patriotism is his judicial standard. Fourth, he combines knowledge with practice. Today, a clear sense of right and wrong is also very important for undergraduates. First, in the information age, undergraduates should learn from Chen Jia-geng to judge things based on facts. Second, students should learn from Chen Jia-geng to establish an unbiased view. Third, students should learn from Chen Jia-geng to establish patriotism as a judgment standard. Last, students must learn from Chen Jia-geng to establish the unity of knowledge and practice.