Kwakukhona ugange ngaphandle kwendlu, luzungeze nxazonke, esandleni somuntu kukhona uhlanga lokulinganisa, lungamakhubhithi ayisithupha, yileyo naleyo iyikhubhithi engububanzi besandla. Walinganisa ububanzi besakhiwo: uhlanga olulodwa, nokuphakama: ububanzi besakhiwo babuluhlanga olulodwa, kanjalo nokuphakama kwaso kuwuhlanga olulodwa.