National Conference leader Omar Abdullah on Saturday said Manmohan Sigh was a true statesman and that Narendra Modi, at some stage, will have to start thinking about the kind of legacy he leaves behind. In an interview with PTI Videos, Abdullah, who is contesting the Lok Sabha polls from north Kashmir Baramulla constituency, said it was obvious that the Centre was using the probe agencies under it against the leaders of the opposition parties. "It is not apparent, it is obvious. When 95 per cent of the cases that are being investigated or charged by the Enforcement Directorate are against (opposition ) political leaders and political parties, that tells you. "At some point, the PM will start looking at his legacy. Right now, I think his aim is to be a PM for longer than Jawahar Lal Nehru. Once that aim is met, then, none of us get younger, we all get older. There comes a time when we have to leave the stage. I have no doubt that somewhere in the back of his mind, the PM will start .