"One has to be able to count if only so that at fifty one doesn't marry a girl of twenty"

This quote by Maxim Gorky is an amusing way of highlighting the importance of having the ability to count. It suggests that if one is not able to count, they may make an absurd choice such as marrying a girl who is much younger than them. This quote implies that if one is able to count, they will have the ability to make more informed decisions and be more knowledgeable about the repercussions of their actions.

The quote also implies that age is an important factor to think about when making decisions. It suggests that if one is fifty years old, they must not marry somebody who is just twenty years of ages. This is because the age space in between them is too large and could lead to a variety of concerns.

In general, this quote by Maxim Gorky is a funny method of highlighting the value of having the ability to count and making informed decisions. It suggests that if one is able to count, they will be able to make more educated decisions and be more aware of the consequences of their actions. It likewise suggests that age is an essential factor to think about when making choices, and that one need to not marry someone who is much more youthful than them.