Once social change begins, it cannot be reversed. You cannot uneducate the person who has learned to read. You cannot humiliate the person who feels pride. You cannot oppress the people who are not afraid anymore. We have seen the future, and the future is ours.
Cesar Chavez

to me tis quote just basically means that you can not take back. you have already gained the common knowledge that you need in order to survive so you cant just be ran over you have a voice so use it and speak up. peple only take advanteage of you because you allow them to take advantage not because they can