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.