A: I'm thinking of buying a bicycle.
B: That sounds like a good idea.
A: Yes, it would help me beat the car traffic.
B: It would also save you a lot of gas money.
A: I'm kind of scared though.
B: Scared of what?
A: I don't want to fall.
B: As long as you practice you should be fine.
A: Yes, but I could also get hit by a car.
B: I think you will be okay. Just make sure to buy a helmet, too.