What is the intendment of the Constitution in its specification of
"inability to discharge the powers and duties of the said office" as one
of the contingencies which calls the Vice-President to the exercise of
Presidential functions?

Is the inability limited in its nature to long-continued intellectual
incapacity, or has it a broader import?

What must be its extent and duration?

How must its existence be established?

Has the President whose inability is the subject of inquiry any voice
in determining whether or not it exists, or is the decision of that
momentous and delicate question confided to the Vice-President, or is
it contemplated by the Constitution that Congress should provide by law
precisely what should constitute inability and how and by what tribunal
or authority it should be ascertained?

If the inability proves to be temporary in its nature, and during its
continuance the Vice-President lawfully exercises the functions of the
Executive, by what tenure does he hold his office?

Does he continue as President for the remainder of the four years' term?

Or would the elected President, if his inability should cease in the
interval, be empowered to resume his office?

And if, having such lawful authority, he should exercise it, would the