"A porridge and a meal, it is not easy to think when you come; Half a silk and half a wisp, it is difficult to keep thinking about material resources. " -Ming Zhu Bailu's "The Motto of Master Governing the Family"

means a porridge and a meal, which should be thought of as not easy; One should always think that it is very difficult to produce these things. We should have a grateful heart for giving us a sense of parents.