What does morality mean?

18 is a very lucky number. In Feng Shui, it means that everything is prosperous and smooth, because 18 is a homonym to send. In addition, in the Book of Changes, there is a poem that records the meaning of the number 18: "Outstanding authority, fame and fortune, gentleness, courtesy and frugality, and great achievements." It can be seen that this number is a lucky number. Whether buying a house, shopping or doing other things, we can choose the number 18 as a reference.