Let’s say that you’ve come home after a particularly chilly day, and the temperature inside your home offers no relief from the cold outside. Your natural reaction will very likely be to go to your thermostat and turned the temperature up to as warm as you can bear.
Unfortunately, this really doesn’t do much good. In fact, if the temperature of your home is—hypothetically speaking—currently set at 68, and you turn it up to 80, your heating system isn’t going to work any faster than had you set it 75.