|Christ it our Sure Foundation|
That's the key right there. We build ourselves upon Christ so when the devil huffs and puffs and tries to blow us down, we'll be the last man standing. We build ourselves by keeping His commandments, great and small. And that's it.
Image of wolf and pig from: http://allgraphicsonline.com/picture/11428/
Image of rock from: http://diapersanddivinity.files.wordpress.com/2010/04/rock.jpg