He is uncomfortable driving because there are many laws, or "directions" to follow when on the road
<span>In Greek mythology, Calchas, was an Argive seer,
with a gift for interpreting the flight of birds that he received of
Apollo.
</span>
The adjective unorthodox originally referred to religion, specifically to a person or practice that went against the traditions of a particular belief. ... So someone whose beliefs are orthodox has "the right opinion," while an unorthodox person does not.