IT GIVES YOU WINGS... A FLYING MACHINE!

There you are! That´s incredible! I have even discovered that Da Vinci liked inventing fascinating experiments. Let me explain it to you - said Leo. For old time´s shake he had heard the expression "Red Bull gives you wings" and then Da Vinci thought that it could be a misguided quotation, so he decided to prove it. Finally he got it. He invented a flying machine to give wings. 

Are you kidding? - Paul asked.

Yes, I am - Leo said