"If I stayed a football player, my career would have been over 20 years ago. As it is, my knees are shot. I found I got the same good feeling in acting that I had in sports, but I found I could have a more profound impact on people"

William Petersen's quote speaks with the concept of discovering a brand-new enthusiasm and function in life. He was an effective football player, however he realized that his career would have been over 20 years ago if he had actually stayed in the sport. His knees were shot, so he needed to discover a new method to get the same excellent feeling he had in sports. He discovered that acting was the perfect way to do this, and he could have a more profound impact on people. This quote speaks to the idea of finding a brand-new passion and purpose in life, and how it can be just as satisfying as the original one. It also speaks to the concept of having a positive effect on others, and how that can be a satisfying experience. William Petersen's quote is a tip that it is never too late to find a new passion and function in life, and that it can be simply as satisfying as the initial one.