[茅元仪曰:先秦之言兵者六家,前孙子者,孙子不遗;后孙子者,不能遗孙子。] a1SXgMIDw9ZP89vbW7iNZaMFQ9Uf5t+zucIG2vxlFnpb23HVmELD3Cv5ReT+CWfh