You'd be surprised by the number of decisions that are made long before the moment of deciding, (you can read about it a bit)
On the left, you can see a picture of Houdini, one of the first modern magicians;
He holds a card in his hand and I believe you already know what card he holds ...
Look at the card, look at Houdini's face, and try to guess what card he is holding.
To know if you were right - talk to me and I will prove you that our mind is far more amazing than we thought :)