jpeg&w=402&h=500&ei=yddMUNr7C4W49gSvpYHAAQ&zoom=1&iact=hc&vpx=111&vpy=127&dur=2239&hovh=250&hovw=201&tx=91&ty=119&sig=104875662530126540634&page=1&tbnh=146&tbnw=143&start=0&ndsp=17&ved=1t:429,r:0,s:0,i:76 where you have not left yourself any way to get out. To "talk yourself into a corner" would mean to say things that leave you a position that is hard or impossible to retreat from.
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