system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Why is March 14th Pi day?


assistant
The number Pi is 3.14159265... and so on. The first three numbers, 3.14, correspond with the 14th of March in the American calendar notation, with March being the third month.