"Teamwork is the fuel that allows common people to attain uncommon results.".
Author Unknown 

"Individual commitment to a group effort-
that is what makes a team work, a company work,
a society work, a civilization work."
Vince Lombardi

"Teamwork is mainly about situational leadership, letting the person with the relevant core competency for a situation take leadership."
Author Unknown

"Coming together is a beginning. Keeping together is progress.
Working together is success."
Henry Ford

"The ratio of We's to I's is the best indicator of the development of a team."
Lewis B. Ergen

"There is no I in TEAMWORK."
Author Unknown

"Talent wins games, but teamwork and intelligence wins championships."
Michael Jordan

"None of us is as smart as all of us."
Ken Blanchard

"No one can whistle a symphony.
It takes an orchestra to play it."
H.E. Luccock

"It is literally true that you can succeed best and quickest by
helping others to succeed."
Napoleon Hill