Kennedy's address to the nation on June 11, 1963

Judging from the diction in the above excerpt, what is the explicit meaning?

1) The promise of freedom and rights to African Americans is inconsistent with the scriptures and the American Constitution.
2) African Americans deserve the full democratic rights of freedom and justice.
3) It is unclear whether this is the best time to extend civil rights to African Americans.
4) We should not mix morality and politics.