I do not underestimate the difficulty of the challenge that global climate change presents to us. It will take a significant effort and the best talent and technology we have to solve the problem. Federico Pena More Quotes by Federico Pena More Quotes From Federico Pena The critics don't build great cities Federico Pena critics political cities Its important not to focus so much on the statistics, but [on people's] perceptions. Federico Pena safety focus people We have to get out of the mind-set of saying, "No matter how hard we try, we will have accidents," and into "We will not have accidents." Federico Pena safety mind trying Many trees planted around a home reduce the need for air conditioning. Federico Pena air home tree I have flown ValuJet. ValuJet is a safe airline, as is our entire aviation system. Federico Pena aviation safety safe
