What makes this story so remarkable is that throughout my early childhood I had ongoing learning difficulties, particularly in mathematics. I struggled to learn the multiplication table, and no matter how hard I tried, I simply couldn't remember 6 times 7 or 7 times 8.

During periods of extreme fear or greed, you don't have the proper balance between those two to generate market efficiency and you get extremes in behavior.

While neurological studies have tried to identify components responsible for fear and greed, the impact on finance is less clear.

What makes this story so remarkable is that throughout my early childhood I had ongoing learning difficulties, particularly in mathematics. I struggled to learn the multiplication table, and no matter how hard I tried, I simply couldn't remember 6 times 7 or 7 times 8.