You must be a lotus, unfolding its petals when the sun rises in the sky, unaffected by the slush where it is born or even the water which sustains it!
In this context, I believe it is an imperative for the new President to select and install his team as quickly as possible, and this does not imply that he must or should appoint members of the 'other' party to his Cabinet, which could contribute to inaction and inefficiency.