THAT which cannot be proved, it is said, is better ignored. And reactions usually expose more than they hide. BJP president L.K. Advani sent most of his party colleagues and a section of the media diving for the nearest library when he spoke of his alleged rift with Atal Behari Vajpayee, on July 7 in Chandigarh. "Stories are being planted to project the image of a feuding BJP leadership and creating differences within the party by targeting Vajpayee," he said.