If you want your children to be intelligent, read them fairy tales. If you want them to be more intelligent, read them more fairy tales.
You have suffered greatly, poor mother. Oh! do not lament, you have now the portion of the elect. It is in this way that mortals become angels. It is not their fault; they do not know how to set about it otherwise. This hell from which you have come out is the first step towards Heaven. We must begin by that. -- Jean Valjean --
So strong was the preconception of absolute space and time in the scientific mentality of those days, that Lorentz did not realize the grand transcendence of what he had discovered, and contented himself with remodeling the edifice of Physics -- instead of rebuilding it with a new foundation.
Do we write books so that they shall merely be read? Don't we also write them for employment in the household? For one that is read from start to finish, thousands are leafed through, other thousands lie motionless, others are jammed against mouseholes, thrown at rats, others are stood on, sat on, drummed on, have gingerbread baked on them or are used to light pipes.