Scanning means that the reader looks for specific and important informations than just absorbing all the information.
:)
Rage is like a raider. It will steal the laughter, the, peace and calmness, sweetness and, indeed, all light from you if you allow it a place in your heart and mind. In other words, rage is the thief or “raider” always lurking around the corner to rob us of our dreams for a life of contentment.
People seem to think that the pyramid workers were slaves, which is ridiculous and untrue.
The tone of the original passage is formal. It could be in a trusted, reliable source on Egyptians. The answer has an informal tone. It uses the words "ridiculous" and "untrue". These opinion words make the sentence of opinion not a statement of fact. The original sentence is a statement of fact.
