Iran's President Mahmoud Ahmadinejad has said that no power will ever dare to think of launching an attack on Iran. According to Iranian news agency IRNA, he was speaking in a ceremony to celebrate the Sacred Defense Week in Tehran today. He also claimed that Iran is more experienced and powerful today than ever before and its armed forces will cut the hands of every power that intends to shoot a bullet at Iran. Criticizing foreign presence in then region Ahmadinejad asked world powers to change their approaches and thoughts in favour of humanity and human values. Iran is holding special ceremonies today to mark the first day of ‘Sacred Defence Week' – an annual commemoration of the Iran Iraq war.