God Wants Us To Be Free
If a Jew who is enslaved does not wish to go free in the Sabbatical year he is punished. The reason is that the Torah can only be observed by someone who is free. A slave is not a full person.

If a Jew who is enslaved does not wish to go free in the Sabbatical year he is punished. The reason is that the Torah can only be observed by someone who is free. A slave is not a full person.