California Gov. Jerry Brown, a Democrat, has been in politics since the 1960s, and launched multiple runs for president himself.
In 1992, he ran as the outsider candidate — chastising the incumbent parties that had "failed their duty."
"They've placed their own interest about the national interest," he said during the speech that kicked off his campaign. They've allowed themselves to be trapped and in some cases corrupted by the powerful forces of greed. It's time for them go!"