 there are a (small) number of major world
&gt; &gt;&gt;   viewpoints that exist and are valid (within some range).
&gt; &gt;&gt;- Tries to understand explicitly what are the elements that
&gt; &gt;&gt;   underpin those viewpoints and the applicable range.
&gt; &gt;&gt;- Identifies key choices that are mutually exclusive.
&gt; &gt;&gt;- Documents those viewpoints based on that understanding.
&gt; &gt;&gt;- Enables interoperation between those viewpoints by
&gt; &gt;&gt;   mapping between them.
&gt; &gt;&gt;