The perfect is the enemy of the good, and demanding a politico-savior will leave you wanting forever. Keeping your hands clean betrays your selfishness, not your commitment.
Violent revolution that results in a population moving left is so absurdly unlikely as to be dismissed, and any planning that depends on it mere daydream to salve frustration.
The liberal and the centrist who together elected a moderate in the face of a reactionary have done more to save you than all of your theory has done to save them.