Union
$$A \cup B =$$
{ animal, feeling, heaven, hell, intuition, plant, sensation, thinking }
Symmetric Difference
$$A \ominus B =$$
{ animal, feeling, heaven, hell, intuition, plant, sensation, thinking }
Difference
$$A - B =$$
{ animal, heaven, hell, plant }
Difference
$$B - A =$$
{ feeling, intuition, sensation, thinking }
Cartesian Product
$$A \times B =$$
{ (animal, feeling),
(animal, intuition),
(animal, sensation),
(animal, thinking),
(heaven, feeling),
(heaven, intuition),
(heaven, sensation),
(heaven, thinking),
(hell, feeling),
(hell, intuition),
(hell, sensation),
(hell, thinking),
(plant, feeling),
(plant, intuition),
(plant, sensation),
(plant, thinking) }