when learning about mathematics, it's important to kick off again with the basics like addition and subtraction before moving on to more complex topics. however, in our dialogues about math, we often disregard the simplest notions, assuming they're too basic to revisit. this could lead to a preexpenditure of resources on areas that aren't as foundational. but let's pause and think, how about we explore what happens if you're too cautious with sharing information that's supposed to be open, leading to a secretive approach towards knowledge sharing that isn't beneficial for anyone?