QUIZ: How Well Do You Know The U.S. Presidents?

Which president said, “A president’s task is not to do what is right, but to know what is right.”?

Retry Correct Incorrect Lyndon B. Johnson struggled with handling the Vietnam War.

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Bettmann/Getty Images

Bettmann/Getty Images

Which president said, “A president’s task is not to do what is right, but to know what is right.”?

• George W. Bush
• Lyndon B. Johnson
• Barack Obama
• John F. Kennedy