Need a good catchy quote?

Question

I need a good quote to start out an oral presentation. It could be song lyrics too. I just need something school appropriate.

Answer 1

whats the presentation about?

Answer 2

   You never achieve success unless you like what you are doing.

~ by Dale Carnegie

   We get ahead and rich by fighting our softness and laziness. If we prefer comfort and ease, Success is not for us.

~ by  

Answer 3

"I can accept failure. Everyone fails at something. But I can't accept not trying."

-Michael Jordan

"If you want to make peace with your enemy, you have to work with your enemy. Then he becomes your partner."

- Nelson Mandela

and basically all the other quotes on the Live. Speak. Inspire blog!