"If you focus on what you left behind, you will never be able to see what lies ahead." 

"Venture outside your comfort zone. The rewards are worth it."

"The only thing predictable about life is its unpredictability." 

"The problem is not the problem. The problem is your attitude about the problem."

"If you don't think, then you shouldn't talk."

"Just because it's what's done, doesn't mean it's what should be done."

"Life's not a spectator sport. If watchin' is all you're gonna do, then you're gonna watch your life go by without ya." 

"Today is a good day to try."

"Happiness is the richest thing we will ever own."