Larry the Squirrel didn’t know, did you?
Every day, your heart creates enough energy to drive a truck 20 miles.
“You mean like this?” 
“No, silly!”
When awake, the human brain makes enough electricity to power a small light bulb.
“You mean like this?
“No, silly.”
The average adult has as much energy stored in fat as a one-ton battery.
“You mean like this?” 
“No, silly.”
In the right situation, your heart can squirt blood 30 feet away.
“You mean like this?”
“STOP! No picture, please!”