"Perhaps, when the next visitor's conference is held, there will be someone else presiding over the event. But I am sure the crusade for excellence that we started will continue with greater vigour," he said.

The President, who is a Visitor to all central universities, was addressing the concluding session of the three-day Visitor's conference -- attended by heads of central universities. 

Mukherjee, a Congress veteran, was elected in 2012 and will demit office in July next year.