Good Riddles

Question: What do you try to solve. A answer you need to think. To think about with your brain. The brain that's only 10% working. What is it that you try to solve. The question of a lifetime?

Question: What's the big question that everyone has a answer for but not everyone agrees?

Question: What grows when you take from it?

Question: Why is 6 afraid of 7?

Question: what can go up a chimney down but cant go down a chimney up