There are a significant number of learned men and women who hold that any successful effort to make ideas lively, intelligible and interesting is a manifestation of deficient scholarship. This is the fortress behind which the minimally coherent regularly find refuge.

The world of finance hails the invention of the wheel over and over again, often in a slightly more unstable version.

The oldest problem in economic education is how to exclude the incompetent. A certain glib mastery of verbiage-the ability to speak portentously and sententiously about the relation of money supply to the price level-is easy for the unlearned and may even be aided by a mildly enfeebled intellect. The requirement that there be ability to master difficult models, including ones for which mathematical competence is required, is a highly useful screening device.

In the market economy the price that is offered is counted upon to produce the result that is sought.

If all else fails immortality can always be assured by adequate error.

Even in such a time of madness as the late twenties, a great many man in Wall Street remained quite sane. But they also remained very quiet. The sense of responsibility in the financial community for the community as a whole is not small. It is nearly nil. Perhaps this is inherent. In a community where the primary concern is making money, one of the necessary rules is to live and let live. To speak out against madness may be to ruin those who have succumbed to it. So the wise in Wall Street are nearly always silent. The foolish thus have the field to themselves. None rebukes them.

Among all the world's races, some obscure Bedouin tribes possibly apart, Americans are the most prone to misinformation. This is not the consequence of any special preference for mendacity, although at the higher levels of their public administration that tendency is impressive. It is rather that so much of what they themselves believe is wrong.