"I think I have become a much better boxer now. I have been boxing for the last 15 years and I think there is still lot of space for improvement. You never stop learning. Now after this one year, I would say, I'm much more cool, a thinking boxer. Overall, both mentally and physically I'm much better than before," Sarita, currently training in Aurangabad under former Asian Games gold-medallist Dingko Singh, told PTI in an interview.