It's up to you...

Google this:

sqrt(cos(x))*cos(300x)+sqrt(abs(x))-0.7)*(4-x*x)^0.01, sqrt(6-x^2), -sqrt(6-x^2) from -4.5 to 4.5

( via @Anonymous)

Chess was not the 1st that came to my mind, I must confess

Ah! the overwhelming IRONY

C. Dickens

Get up Stand up - Bob Marley

            

 https://www.eff.org/deeplinks/2012/01/right-anonymity-matter-privacy

http://advocacy.globalvoicesonline.org/projects/guide/ (Anonymous Blogging with Wordpress )