Again I can't just pick one so here are a few of my favorite quotes.
"I Never said it would be Easy, I only said it would be worth it."
"We may not have it all together, but together we have it all."
"Don't let the fear of striking out keep you from stepping up to the plate."
"Fake it til you make it."
"Everyday hold the possibility of a miracle."
"K.I.S.S. - Keep it Simple Stupid."
"When life gets too hard to stand, kneel."
"You can't plow a field by turning it over in your mind."