Why did the chicken cross the road?

BARACK OBAMA: The chicken crossed the road because it was time for a CHANGE! The chicken wanted CHANGE!
JOHN MCCAIN: My friends, that chicken crossed the road because it recognized the need to engage in cooperation and dialogue with all the chickens on the other side of the road.
HILLARY CLINTON: When I was First Lady, I personally helped that little chicken cross the road. This experience makes me uniquely qualified to ensure -- right from Day One! -- that every chicken in this country gets the chance it deserves to cross the road. But then, this really isn't about me...
GEORGE W. BUSH: We don't really care why the chicken crossed the road. We just want to know if the chicken is on our side of the road or not. The chicken is either against us, or for us. There is no middle ground here.
JOHN LENNON: Imagine all the chickens in the world crossing the road together, in peace.
BILL GATES: I have just released eChicken2008, which will not only cross roads, but will lay eggs, file your important documents, and balance your check book. Internet Explorer is an integral part of the Chicken. This new platform is much more stable and will never cra...#@&&^(% .......... reboot.
BILL CLINTON: I did not cross the road with THAT chicken. What is your definition of chicken?
AL GORE: Chicken shall not shit while crossing the road. This is for a green environment.
LEE KUAN YEW: We have installed crossing lights at all traffic junctions. All chickens should follow instructions while crossing the road.
SAMY VELLU: Gantry points have been set up. All chickens wanting to cross the road are advised to top up their cash cards first.
SHAHRIR: All foreign chickens are welcome in Malaysia but they must not cross over the road within 50km of the border.
NAJIB RAZAK: What chickens? I don't know any chickens - especially those from Mongolia.
ABDULLAH BADAWI: We have to be fair to all chickens. Some want to cross over the road, some do not. ...zzz...zzz... Now what were we talking about? Ah yes, chickens. We will form a Royal Commission to decide whether it is right for them to cross the road.
MAHATHIR: Now even non-bumi chickens want to cross the road! How can they disrespect and disregard apa nama bumi chickens? We must be allowed to cross over first. It is our special privilege and no one can challenge that!
Toh Puan Rosmah (Deputy PM - Najib Razak's Wife): What chicken? I don't see any on the road. I thought they were all bombed and sent to the forest.
ANWAR: We have enough chickens waiting to cross over in September.