tecoyah

All of the above, and then some.

Add to the list Geography, Foreign policy, and domestic/civil rights history to create a starting point.
In this way we may get someone bordering on the Genius mentality required to run a complicated and difficult system of government. This would also insure some level of functionality in the cabinet and advisory structure chosen by the elected president.

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Holding onto anger is like grasping a hot coal with the intent of throwing it at someone else; you are the one who gets burned. - Buddha