What is at a peak is certain to decline. He who shows his hand will surely be defeated. He who can prevail in battle by taking advantage of his enemy's doubts is invincible.
It began in mystery, and it will end in mystery, but what a savage and beautiful country lies in between.
So as an amateur Olympic competitor I loved criticism, because it made me better. But now as a professional I don't really know how to channel it or where to take it, so I don't take it quite as well.