If the might and eminence of a country consist in its surplus of gold, silver, and all other things necessary or convenient for
its subsistence, derived, so far as possible, from its own resources (colonies and conquered territories included), without dependence upon other countries, and in the proper fostering, use, and application of these, then it follows that a general national economy . . . should consider how such a surplus, fostering, and enjoyment can be brought about, without dependence upon others, or where this is not feasible in every respect, with as little dependence as possible upon foreign countries, and sparing use of the country's own cash.
If the might and eminence of a country consist in its surplus of gold, silver, and all other things necessary or convenient for its subsistence, derived, so far as possible, from its own resources (colonies and conquered territories included), [ without dependence upon other countries, and in the proper fostering, use, and application of these, then it follows that a general national economy . . . should consider how such a surplus, fostering, and enjoyment can be brought about, without dependence upon others, or where this is not feasible in every respect, with as little dependence as possible upon foreign countries, and sparing use of the country's own cash."This text above is an example of mercantilism.
You can apply that we all need to be much more careful and to stay positive we can also try not to touch everything, because I know before corona virus I used to touch everything.For example I used to touch everything at the stores. Clothes, railways, unnecessary walls and the counters. Know I just don't touch anything.