Good Riddles

Question: When is it bad luck to be followed by a black cat?

Question: Lose me once, and i’ll come back stronger Lose me twice, and i’m gone forever What am I?

Question: So a girl is scared of the dark, yet she always has the lights off in her room, why?

Question: You are driving a car.. The car traveled for 25 km and then stopped.. After having lunch he starts the car at exact 3 pm and stops at 5 again.. he travels for only 2 hours every time. Who is the driver?

Question: Without one or the other both would not exist. what i'm I ?