Answer:
If you look, you cannot see me. And if you see me, you cannot see anything else. I can make anything you want happen, but later everything goes back to normal. What am I?
What tastes better than it smells?
There are four of us but it seems like everyone loves spades the most.
I have no weight but I could destroy a mansion. What am I?
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
When is it bad luck to see a black cat?