I've always understood IQ to be similar to the "horse power" of your brain. Filling the brain with more facts, and learning more quick routes and tricks, will,

I've always understood IQ to be similar to the "horse power" of your brain. Filling the brain with more facts, and learning more quick routes and tricks, will, surely, make you arrive at a conclusion faster, but the raw Horse Power of your brain/internal engine is not going to get any higher.