The human body is a machine, but the human spirit is a force... - Derek Shepherd

"The human body is a machine, but the human spirit is a force that can't be measured."

Derek Shepherd Strength

More from Derek Shepherd

"It's a beautiful day to save lives."

"Pick a big one. Go big or go home."

"The human body is an amazing machine."

"Excellence is not a destination; it is a continuous journey that never ends."

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."