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Showing posts from January, 2017

Naruto; Ino's advice

Naruto is an anime with many lessons - both direct and indirect. Among the direct lessons, namely advice, my favourite is Ino's advice to Sakura. Simple yet powerful. And of great significance in our society. People are often ashamed about some of their attributes - colour, build, hair, etc. And they try to hide them. In this process, they often get ridiculed even more. Why? Becuase, you are implicitly telling that you are ashamed of it. You are giving them the stick to beat you. Afraid that people will tease her, Sakura hides her big forehead. Ino advises sakura to stop this. She urges her to proudly display her forehead instead and gifts a ribbon to do so. And, Sakura (cherry blossoms) starts to bloom.

Correlation is not causation

Humans tend to seek causal link between events that always or generally occur together.  "Correlation is not causation" or "correlation does not imply causation"  is a phrase in statistics or science, in general, to warn against this fallacy.  Even smart people tend to make this mistake.  Hence, this phrase has gained importance. Due to its importance, people have come up with various examples illustrating the mistake.  Surprisingly, among all the examples I have seen, a movie dialogue did the best job, at least in my opinion.  This is a dialogue from one of the many brilliant comedy scenes from the Malayalam film Punjabi house. In the film, one of the characters says "I do not eat chapati and hence I do not know Hindi".  Eating chapati and knowing Hindi is certainly correlated.  Chapati is predominantly a food of North India and Hindi is a language of North India.  However, as is obvious to all of us, there is no causal link.  Hence, the dialogu