A Peek (Circulatory System)

Do you think you believe what we've seen Let's open the door, have a peek You'll see time is flowing out It's something so big you can't see But of all the things, you can believe Do you think time is running out? It's something so big you concede Let's open the door that has reached What is now known as inside out It's never too late to see The clearest things come to be If you seek time that's flowing out