You have to learn how to be single (relationship with oneself) first, before you try to enter into relationship with another person. So singleness must precede relationship. But the bitter truth is that some people have never been single.
Presently, there are three lights in the world. They were formed and created as time passes by from the day of old to the modern day. With the newest depending on the previous and the previous depending on the oldest.
Just try to brainstorm and you felt you had just found a solution to a problem and probably an innovation or invention to be, then go and research about it.
Then you will find out that your innovation or invention to be had been invented decades ago, and uptill now, it may not have reached your darling country, Nigeria.