Your friend whimsically says that at the North Pole, a step in any direction is a step south. Do you agree?
First of all there is no north at the south pole.if you standing there,you could face any direction and be facing north. 0 Yes. a north pole is defined as 90 of north.you can not be any farther north,if you one step back 0 on any direction is 89.9999 degrees to the north pole,which is south of 90 north.