Union
$$A \cup B =$$
{ efficient (creator), final (function), formal (design), honesty, love, material, purity, unselfishness }
Symmetric Difference
$$A \ominus B =$$
{ efficient (creator), final (function), formal (design), honesty, love, material, purity, unselfishness }
Difference
$$A - B =$$
{ honesty, love, purity, unselfishness }
Difference
$$B - A =$$
{ efficient (creator), final (function), formal (design), material }
Cartesian Product
$$A \times B =$$
{ (honesty, efficient (creator)),
(honesty, final (function)),
(honesty, formal (design)),
(honesty, material),
(love, efficient (creator)),
(love, final (function)),
(love, formal (design)),
(love, material),
(purity, efficient (creator)),
(purity, final (function)),
(purity, formal (design)),
(purity, material),
(unselfishness, efficient (creator)),
(unselfishness, final (function)),
(unselfishness, formal (design)),
(unselfishness, material) }
Robert Elliott Speer