If you're really sick, we can work it out.

The vice president did pretty much what the speaker does now. If they're that awesome, they should be leading a committee. That's where all the action is.

Since everyone in ex-com was appointed by the president, you feel more comfortable telling them to take over their duties.

I haven't told Mark to hurry up because I don't want to rush him, and I don't want to deal with a by-election.

That's the kind of skill that you want in a president. It also gives the candidate a chance to talk about their plans.