In back to school speech what main argument does barack obama’s make

According to the author, where can we find the answer to our nation’s “most pressing problem”? does that seem logical?

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Read the opening lines of sojourner truth's speech "ain't i a woman? " well, children, where there is so much racket there must be something out of kilter. i think that 'twixt the negroes of the south and the women at the north, all talking about rights, the white men will be in a fix pretty soon. but what's all this here talking about? what tone do these lines convey?