what Math and life have in common

I recently (around an year) saw a quote which said , life is like PI (3.141592654), Real but irrational. Recently I saw another contender for a similar quote :), but this time its PI and the imaginary number (i) who are fighting with each other.

The link is here
http://www.mightywombat.com/toons/numbers.gif

if you are lazy visiting the link, here is the pic: