Nothing so effectively economizes effort and intelligence, as distinct from anxiety, as the knowledge that nothing can be done. - John Kenneth Galbraith

Moreover, regulatory bodies, like the people who comprise them, have a marked life cycle. In youth they are vigorous, aggressive, evangelistic, and even intolerant. Later they mellow, and in old age — after a matter of ten or fifteen years — they become, with some exceptions, either an arm of the industry they are regulating or senile.

There can be few fields of human endeavor in which history counts for so little as in the world of finance.

However, none of this was immediately apparent. If one has been a financial genius, faith in one’s genius does not dissolve at once. To the battered but unbowed genius, support of the stock of one’s own company still seemed a bold, imaginative, and effective course. Indeed, it seemed the only alternative to slow but certain death. So to the extent that their cash resources allowed, the managements of the trusts chose faster, though equally certain death. They bought their own worthless stock. Men have been swindled by other men on many occasions. The autumn of 1929 was, perhaps, the first occasion when men succeeded on a large scale in swindling themselves.