This is to those who travel out to obtain a degree and have to come back home to start looking for job.
It does not make any sense going to the UK for example which does not give you permit to work there in the country with their degree but accept even lesser degrees from other countries.
Many Nigerians pay high tuition fees to go to school abroad only to discover they can't get the required work permit to work in such countries even though they find a job and are qualified.

One of the essence of education is to inspire us. You can be inspired even from a seemingly rubbish class.