For the sake of argument and illustration I will presume that certain articles of ordinary diet, however beneficial in youth, are prejudicial in advanced life, like beans to a horse, whose common ordinary food is hay and corn. ↗
There is no better illustration of that crisis than the fact that the president is openly violating our nation's laws by authorizing the NSA to engage in warrantless surveillance of U.S. citizens. ↗
A wisely chosen illustration is almost essential to fasten the truth upon the ordinary mind, and no teacher can afford to neglect this part of his preparation. ↗