* are often take up with life themes regarding both concealing and revealing information not only about themselves but also others.
* evade their parameters just when it seems someone has 'figured them out.'
* are careful not only to build their careers slowly and surely, but in addition, to hide any trace of weakness...which can bring them down.
* are either socially or technically creative--their discoveries can open up whole new worlds of interests for others to enjoy.
* have co-workers, associates or friends who often mistake their sunny exterior for a frank, open personality and make all kinds of assumptions about their character and abilities.
