If Tehran insists on combining the Persian imperial tradition with contemporary Islamic fervor, then a collision with America — and, indeed, with its negotiating partners of the Six — is unavoidable. Iran simply cannot be permitted to fulfill a dream of imperial rule in a region of such importance to the rest of the world.
"The Next Steps With Iran". The Washington Post. July 31, 2006. p. A15. Retrieved on 2006-11-20.
Henry A. Kissinger - The Next Steps With Iran[washingtonpost.com]