The Wealth of Nations by Part 5 Chapter 1 Page 195

the fortunes of private people, and by dividing among a great many that loss which would ruin an individual, makes it fall light and easy upon the whole society. In order to give this security, however, it is necessary that the insurers should have a very large capital. Before the establishment of the two joint stock companies for insurance in London, a list, it is said, was laid before the attorney-general of one hundred and fifty private insurers who had failed in the course of a few years.

That navigable cuts and canals, and the works which are sometimes necessary for supplying a great city with water, are of great and general utility, while at the same time they frequently require a greater expense than suits the fortunes of private people, is sufficiently obvious.

Except the four