// This sentence is nonsense. // The sun is coming out during the day. // No matter how to touch the stone with the egg, it is still eggs with a stone, and it is always eggs. / ************* ****************************************** As we know, some Everyone knows, some things we know we should know. We also know that there are some things we don't know, that is, we know that there are some things we don't know. But there are some things we don't know, those things we don't know, we don't know. *********************************************************** ******* /