It's that time of year again: With a famous person's advice, new classes of college grads are released into the world. To prep the class of '12, we asked some keynote speakers to summarize their lessons in 12 words.
"Engineering is the closest thing to magic that exists in the world."
Elon Musk, CEO, Tesla (speaking at Caltech)
"Follow your dreams and be the one to set a good example."
Nancy Cartwright, voice of Bart Simpson (Ohio University)
"Noncynical, potential, inflection point in history, truth in the universe, happiness, success."
Salman Khan, founder, Khan Academy (MIT)
A version of this article appeared in the June 2012 issue of Fast Company magazine.