that's not the preferred format for writing XML, this is:
<?xml version="1.0" encoding="UTF-8"?>
<claims>
<claims_I_did_not_make description='Claims that I did not make or defend.'>
<claim>Patch is perfect.</claim>
<claim>Ambiguity is good.</claim>
<claim>There are no better formats for conveying patches.</claim>
</claims_I_did_not_make>
<claims_I_did_make description='What I actually said.'>
<claim>Patch files are readable by humans.</claim>
<claim>Being readble by humans is useful.</claim>
<claim>XML is painful for humans to read and write.</claim>
<claim>JSON is painful for humans to read and write.</claim>
<claim caveat='Actually this would require all parties to handle JSON or XML correctly which on further reflection I am not sure about. Still, it is a claim I initially made.'>JSON or XML would actually fix this problem in the format.</claim>
</claims_I_did_make>
<claims_I_did_not_make_but_am_open_to description='Things that were never specified but that I do not actually disagree with.'>
<claim>The patch format could be improved.</claim>
<claim>Formats should be unambiguous.</claim>
<claim>Separating sections is good.</claim>
</claims_I_did_not_make_but_am_open_to>
</claims>
What I posted is valid XML. And even prettified, it's a pain to read.