Cain and Abel offer the fruits of their labor, grain and sheep respectively, to God as some sort of religious observance.

FORBES: Dear President Obama: I'm Only My Brother's Keeper If My Brother Is My Sheep

They conceive and bear two sons, Cain and Abel.

FORBES: Dear President Obama: I'm Only My Brother's Keeper If My Brother Is My Sheep

To continue the interpretation, the story of Cain and Abel may be taken as an illustration of the zero-sum game of primogeniture, as well as an allegory for the slaughter of nomadic pasturage by urban agriculture.

NEWYORKER: The Sanctuary

Even such Cain-and-Abel types as Raymond Hood, a hard-drinking visionary architect, and John Todd, the authoritarian teetotaller that Rockefeller hired as his chief developer, became good business buddies.

ECONOMIST: Architecture

And when they were in the field, Cain rose up against his brother Abel and killed him.

FORBES: 'My Brother's Keeper': Answering My Critics and Obama's Defenders

Cain is a farmer of some sort, and Abel is a shepherd (remember this part, it will be important later).

FORBES: Dear President Obama: I'm Only My Brother's Keeper If My Brother Is My Sheep

It just so happens that 2011 could be the year that CAIN starts to face some serious trouble, and may need some serious help to avoid killing his brother (Un)Abel.

FORBES: Get On Board The Gold Train, Next Stop $1,800