The article discusses how the author, who previously thought they were not smart enough for math, realized that their struggles were due to a lack of prerequisite knowledge. They decided to rebuild their math skills from the ground up, revisiting basics and practicing consistently. This approach helped them make progress and understand that their limitations were not due to a lack of ability, but rather a gap in foundational knowledge. The author encourages others to take a similar approach, emphasizing that with the right foundation, anyone can learn complex subjects like math.