Hi!...
a cool technique is to simply not think about anything in particular and relax, but only for a short period of time, like 2-5 seconds. If you practice like this then you don't turn the genuine surrender into a maintained fabrication. if you just periodically do this whenever you remember it is really effective. this technique is described by Bentinho Massaro in this vid:
http://www.youtube.com/watch?v=9yG2INLOgdA