Poetry related to the law of conservation of mass

What we lose in hake we shall have in herring. According to the query 128, the lost corner is a poem about the law of conservation of mass. This poem means to live in one place and lose something and get something in another place. The law of conservation of energy, the first law of thermodynamics, refers to the constant total energy in a closed replication system, in which the total energy is generally no longer just the sum of kinetic energy and potential energy, but the sum of static energy, kinetic energy and potential energy.