Complex sentence: This was to be a major awareness for then 11 year old Carlos Jr. who became powerfully motivated to understand the forces that could cause large scale destruction intuiting that such forces existed and could not be explained simply by the acts of individually isolated anger.
Split into simpler sentences: This was to be a major awareness for then 11 year old Carlos Jr. who became powerfully motivated to understand the forces that could cause large scale destruction. He intuited that such forces existed and could not be explained simply by the acts of individually isolated anger.