Answer:
What is the thing which, once poured out, cannot be gathered again?
What is it that you must give before you can keep it.
It's a game played by serious people that takes place on a global scale.
What stays the same size no matter how much they weight?
If you throw a bottle of wine, a carton of juice and a can of soda at someoneβs head, which one will hurt the least?
What scientists might call your pooch.