Knowledge can be useless. Much of what we learned isn't used.
The most famous example of useless knowledge must be schools.
But before discussing why school isn't practical, let's first talk about when knowledge is practical. I use this simple formula to decide if something has high application:
The practicality of some knowledge = Its usefulness (quality) X Total chances I can apply it (quantity)
Simply put, if a piece of knowledge is useful, or it isn't very useful but can be used a lot, or it is both useful and can be used a lot, then it's worth learning.
Let's first talk about the usefulness of knowledge.
Because some knowledge is more valuable than others, we compare... (read 1840 more words →)