Obama did a good job inserting logos into his speech. Logos is the rhetorical tool for appealing to reason. This is a very important rhetorical device because it can introduce factual bases for your argument. Mrs. Obama uses logos to present shocking childhood obesity numbers. An example of Mrs. Obama's use of logos is when she said, “Now, right now in America, one in three children is overweight or obese” (Obama 420). This statistic provides perspective when looking at childhood obesity. If someone stood in front of a crowd and said that many children are obese, the audience would have no idea how many children are obese and whether it is actually a big problem. By saying that one-third of children in America are obese, you let the public know how many children are overweight or obese. Another example where Mrs. Obama used logos is when she said, “One study found that African Americans ate 32 percent more fruits and vegetables for every additional supermarket in their community. So we know what kind of difference we can make with some