Quick and dirty:
<img src="http://photos.yafro.com/pics2/i/20040615/4/6/a/8/d/46a8ddf28b9da8666e8179ce739e33960_full.jpg">
My tin foil hat makes aliens unable to penetrate my thoughts. Their failed attempt will be met with confusion and in the 1-2 seconds that it takes for them to realize what is happening I will snap their necks. Not even enough time for them to think, "Big mistake."