one mother take two children get on bus . she let the children site and she stand on, she also take two bags and two schoolbags . there is a seat but she did n ' t site down . she look at road that there is a old man pull the trike with heavy thing . ' you see . what a poor man , he never go to school and do this work . you need go to school . ' she said to her children . she stand on all time . she said look care her children . but i did n ' t look her teach children . it is only order and thread .