We have a cancer within, close to the presidency, that is growing. It isgrowing daily.

-Dean,John
  Taped conversation with the President, Mar.

Politics are much discussed, so are banks, so is cotton. Quiet peopleavoid the question of the Presidency†the great constitutional feature of this institution being, that directly theacrimonyof the last election is over, the next one begins.

-Dickens, CharlesJohn Huffam
  American Notes.

Just what does he think the Presidency is?

-Eisenhower, Dwight D(avid)
On being warned by a doctor to avoid'irritation, frustration, anxiety, fear, and above all else, anger'. Quoted in Michael R Beschloss Eisenhower (1990).

The definition of happiness of the Greeks†is full use of your powers along lines of excellence. I find, therefore, the Presidency provides some happiness.

-Kennedy,John F(itzgerald)
  News conference, 31 Oct.