Which is exactly the same reaction he'd give you if he thought you were off your rocker but was too polite to say so to your face.
Doesn't sound like that at all, actually. I wonder where we'd be today wrt the murder, if Bobby had lived, and had been able to pursue this with all his contacts.
..."But he [RFK] would go to his grave in 1968 suspecting that JFK was the victim of a plot, and his thoughts lingered darkly on the lords of the underworld."...