ther, which eventually become obsolete, but which
&gt;    are reasonable hypotheses at the time they are proposed.

&gt; 2. The ability to define any and all terms used in major
&gt;    areas of business, engineering, agriculture, and other
&gt;    fields that do enough useful work that people are willing
&gt;    to pay them to keep doing it.

&gt; 3. The ability to support inferences with those definitions
&gt;    that agree with established usage in the fields in which
&gt;    the terms are used.

These a