“Let me be clear,” he said in describing his surprise at winning the Nobel Peace Prize. “I do not view it as a recognition of my own accomplishments, but rather as an affirmation of American leadership on behalf of aspirations held by people in all nations.”

“Let me be clear,” he said in one of his dozens of pitches for a health insurance overhaul. “If you like your doctor or health care provider, you can keep them.”…

Terrorists? “Now let me be clear: We are indeed at war with al-Qaida and its affiliates.”

Student testing? “Let me be clear: Success should be judged by results, and data is a powerful tool to determine results.”

Iran? “Let me be clear: Iran’s nuclear and ballistic missile activity poses a real threat, not just to the United States, but to Iran’s neighbors and our allies.”