We didn't have a whole lot of money when I was growing up either. I would always ask for magic books or magic tricks for my birthday or for Christmas and the rest of the year I either had to mow lawns or find part time jobs to help supplement the cost of doing magic.
The modern mind tends to be more and more critical and analytical in spirit hence it must devise for itself an engine of expression which is logically defensible at every point and which tends to correspond to the rigorous spirit of modern science.