<span>The cost of borrowing money is called interest</span>
The Founding Fathers of the US included provisions for amending the Constitution so that it can adapt as American society changes. This group of men realized that America was going to constantly change. This is why in the preamble of the Constitution they included the fact that they were making the Constitution in order to form a "more perfect union." This phrasing indicates the the current laws they have are not perfect and that they may need to be changed later on. This is why the Founding Fathers made it so that the Senate and House of Representatives could make changes to the Constitution.
According to all known laws of aviation, there is no way a bee should bee able to fly. Its wings are too small to get its fat little body off the ground. The bee, of course, flies anyway. Because bees don't care what humans think is impossible.
To make sure Congressional policies were being carried out...I'm almost positive.