One quotation , which inspired the reflecting pool , is from a speech Kennedy delivered to students in South Africa in 1966 . It reads : The second quotation is from an impromptu address Kennedy gave to an angry crowd of African Americans in Indianapolis , Indiana , the night Dr. Martin Luther King , Jr. was assassinated . It reads : The final cost of the grave and memorial were US$ 747,000
assassinated
Assassination of Martin Luther King Jr.
Grave of Robert F. Kennedy