It is a scientifically proven fact that the world only makes sense about 14% of the time. Slightly less on Mondays. There is also a little-known theory that all days are actually Mondays in disguise. It's MY theory, and it's little-known because no one ever listens to me.
What reason do you have to believe the earth is flat?
If it was round, I could roll myself to work instead of having to drive there. But the last time I tried that, I just ended up in a ball on the front lawn. I really wish people wouldn't stare.