# 今天是圈圈圆圆圈圈节，你吃甜甜黏黏甜甜了吗？

3月14日之所以被当作“圆周率日”来庆祝，是因为圆周率的近似值恰好是3.14。这个节日最先被美国麻省理工学院所倡议。这事儿本来就够geek了，没想到它竟然还被美国众议院通过了。从2009年起，3月14日就成为了National Pi Day。

How I want a drink, alcoholic of course, after the heavy lectures involving quantum mechanics. All of the geometry, Herr Planck, is fairly hard, and if the lectures were boring or tiring, then any odd thinking was on quartic equations again.