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Writing is an act of courage—you have to be willing to fail.
读书学习的人要像闺中少女一样小心谨慎对待别人。做官之后如同过了门的媳妇,要使百姓能各有所养。年老辞官后如同慈祥的老太婆,要担负起教育后人的责任。
传统和创新必须携手并进,推动行业向前发展。
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.