Taxation of earnings from labor is on a par with forced labor. Seizing the results of someone’s labor is equivalent to seizing hours from him and directing him to carry on various activities.
After all…Marx suggested we cannot/should not be alienated from our labor. The money I make is my labor made manifest; the objects bought with it, the same. Property isn’t theft, as Proudhon said, it’s a physical manifestation of your work.
And like you body, it’s not the property of a king, or a dictator, or an elected government. It’s yours to give; it’s not theirs to take.