Good Riddles

Question: What's always coming, but never arrives?

Question: When you do not know what I am, then I am something. But when you know what I am, then I am nothing. What am I?

Question: A robber tried to steal the crown jewels. He got caught by the King's guards and was taken to the king. The King was feeling generous that day and asked the robber how he wanted to die. A few minutes later the king let the robber go punished yet alive.

How did the robber want to die?

Question: What is harder to catch the faster you run?

Question: Imagine your in a sinking boat and there is alligators trying to eat you. How do you save yourself?