Some of the greatest minds, such as Albert Einstein and Charles Darwin ... That is because our daily practices have a big impact on our intelligence - and can even change the way we think.

And yet you still don't know why he took the brain in the first place. It doesn't take Albert Einstein to notice how unbalanced that equation really is.

When you hear the name Albert Einstein, what do you think of? Many people picture a brilliant but absent-minded man with wild white hair. But like all of us, Einstein started out as a kid.