"Not guilt-presumptive," he says.
If Trump becomes the presumptive nominee, he will inherit a party he has left bitterly divided through a brand of politics defined by innuendo, race-baiting and outright demagoguery.
Throughout his reign he sought to have his own son named heir presumptive, but he was forced to accept as heir his nephew al-Walīd ibn Yazīd, who had been nominated by the previous caliph, Yazīd II.
"It's pretty clear if Romney wins South Carolina or is a close second, then wins Florida, essentially we'll have a presumptive nominee," he said.
On Tuesday, the convention was expecting to hear from House speaker Paul Ryan, who has yet to endorse Trump and has expressed concerns over comments from the presumptive nominee he said showed signs of "textbook racism".
Now that Mr. Romney is the presumptive nominee, he is attracting a new breed of voters: those who overlooked him in the first round of voting but are determined to find a reason to cast their ballot for him in the general election.
"As the presumptive nominee, he now has the opportunity and the obligation to unite our party around our goals".
Since Trump became the presumptive nominee, he's been backing away from his pledge not to cut Social Security.
Asked whether he thought he would become the presumptive nominee then, he said, "I believe so".
But once he became the presumptive Republican nominee, he began shoring up his corporate network.
Now that he's the presumptive nominee, however, he is inviting them into the fray on his behalf.
