1.
Smart man + smart woman = romance
2.
Smart man + dumb woman =pregnancy
3.
Dumb man + smart woman = affair
4.
Dumb man + dumb woman = marriage
5.
Smart boss + smart employee = profit
6.
Smart boss + dumb employee = production
7.
Dumb boss + smart employee = promotion
8.
Dumb boss + dumb employee = overtime