136 THE WEALTH AND POVERTY OF NATIONS
weak country. The crypto-Jewish scientists, mathematicians, and
physicians of yesteryear were fled; no dissenters appeared to take
their place. In 1736, Dom Luis da Cunha deplored the absence of a
Reformist (Calvinist) community in Portugal. He noted that the
Huguenot challenge had kept the French Catholic clergy from
sinking to the "sordid" level of their Portuguese brethren.^17 Very
provocative words, but right on the mark: if the gains from trade in
commodities are substantial, they are small compared to trade in
ideas.