Your top 5 world questions

Albert Einstein once said, "If I had an hour to solve a problem and my life depended on the solution, I'd spend the first 55 minutes determining the proper question to ask, for once I knew the proper question, I could solve the problem in less than five minutes."

What are the most important questions in the world right now to you?

List your top 5 questions that you would ask and why you consider them important.