That's a slightly more subtle interpretation than I made, and you are probably right that this was the message. I still wouldn't agree with it, I know by experi

That's a slightly more subtle interpretation than I made, and you are probably right that this was the message. I still wouldn't agree with it, I know by experience that there are vast differences in how fast and more importantly how far you can improve your understanding of complex mathematics. Just like in sports. Anyone can improve, but some improve much faster and can reach much further.