"Mental toughness is doing the right thing for the team when it's not the best thing for you" - Bill Belichick

“There is no defense against a perfect pass. I can throw the perfect pass.” - Dan Marino

“You can easily separate ‘team guys’ from ‘me guys’ by how they accept coaching. The guys that accept it are about winning.” – Bill Parcells

“Football is like life - It requires perseverance, self-denial, hard work, sacrifice, dedication, and respect for authority.” - Vince Lombardi

“A champion is simply someone who did not give up when they wanted to.” - Tom Landry

“Do you want to know what my favorite part of the game is? The opportunity to play.” - Mike Singletary

“You cannot make progress with excuses.” - Cam Newton

“In the long run, the cream always rises and the crap always sinks.” - John Elway

“Stay focused. Your start does not determine how you’re going to finish.” - Herm Edwards

“The price of success is hard work, dedication to the job at hand, and the determination that whether we win or lose, we have applied the best of ourselves to the task at hand.” - Vince Lombardi

“The only competition that matters is the one that takes place within yourself.” - Pete Carroll

“We don’t talk a lot about winning. We talk about what you have to do to consistently be your best. Focus on high standards.” - Nick Saban

“Let me tell you what winning means… You’re willing to go longer, work harder, give more than anyone else.” – Vince Lombardi

"The harder you work, the harder it is to surrender.” - Marv Levy

“The hardest thing to do is work hard when no one is watching.” - Ray Lewis

Cover 4 Defense Football Coaching Guide (Includes Images) buff.ly/Zh8RMSG

“Winning isn't everything, but the will to win is everything.” - Vince Lombardi

“There is no substitute for work.” - Vince Lombardi

“You can't win together if you don't work together.” - Nick Saban

“Always compete. It's truly that simple. Find the way to do your best. Compete in everything you do." - Pete Carroll

“Without self-discipline, success is impossible. Period.” - Lou Holtz