They may also use equipment and machinery, but the most important work is done by individual human beings. You will find a principal, a number of administrative people, and several teachers - all individual human beings. No matter what government monopoly you examine, for example a police station, you will find that the important work is done by individual human beings. If you visit a military installation, or a court, or a jail, or a veterans hospital, or a road being built, you will find individual human beings doing the work. An idolater is a worshipper of idols.
Idolatry is the phenomenon of worshipping idols.
We impute to him remarkable powers. We divine things by his smallest gestures. We beseech him for aid and comfort in our every distress and believe him capable of granting any boon or favor. The type is recognizable to even a casual student of mythology. The president is not an ordinary politician trying to conduct the affairs of state as best he can.