"It’s the oldest story in the world. One day you’re seventeen, and planning for someday and then quietly and without you even noticing, someday is today, and that someday is yesterday, and this is your life."- Nathan Scott
This picture is in time with the average heart rate. What you’re hearing is the sound of your blood pumping, which you aren’t normally aware of. This picture tricks your mind into making yourself aware of your heart rate, so you hear it.