What do dreams about card mean?
* Greeting cards may be expressing innermost and unexpressed emotions.
* Greeting cards may be expressing something you need to hear from someone else.
Possible puns, metaphors & archetypes:
* He’s a real card. (He’s funny; he’s a wit.)
* A wild card. (Someone or something that you don’t know how it will behave.)
* Put all the cards on the table. (Tell the whole story or truth.)