[Billthedrill]

...the speed of light has slowed over time....

I know how it feels. Next thing you know the speed of light will be getting up in the middle of the night to take a pee...

[Entropy Squared]

When my son was 5 I taught him to say, "According to Einstein's Theory of Relativity nothing can exceed the speed of light," so he could dazzle adults with the statement. He didn't understand what it meant, but he quickly learned its dazzle power, coming from a five-year-old.