If you saw off the end of the magnet with the north pole, will you get a magnet with only one south pole?

If you saw off the end of the magnet where the North Pole is located, you get two magnets, because there are no magnets with one pole, and one pole necessarily generates the other.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.