When we were walking through the narrow alleys [of the Mathare Valley slums], it was literally impossible not to step in the raw sewage and the garbage alongside the little homes. But at the same time it was also impossible not to see the human vitality, the aspiration and the ambition of the people who live there.
![When we were walking through the narrow alleys [of the Mathare Valley slums], it was literally impossible not to step in the raw sewage and the garbage alongside the little homes. But at the same time it was also](http://cdn.quoteddaily.com/images/jacqueline-novogratz/when-we-were-walking-through-the-narrow-alleys-of-the-mathare-valley-slums-it-was-literally-impossible-not-to-step.jpg)