I want to talk to you about four megarisks that I think will define fragility in our time, and if we can get to grips with these, I think we can do something with that lethal violence problem.
M'agradaria parlar sobre quatre grans riscos que definiran la fragilitat  en el nostre temps. I si podem afrontar-los, podrem fer alguna cosa amb el problema de la violència letal.