It is the love of country that has lighted and that keeps glowing the holy fire of patriotism.
The influence of (the national parks) is far beyond what is usually esteemed or usually considered. It has a relation to efficiency -- the working efficiency of the people, to their health, and particularly to their patriotism -- which would make the parks worth while, if there were not a cent of revenue in it, and if every visitor to the parks meant that the Government would have to pay a tax of $1 simply to get him there.