of course, father and mother gave us birth, but they are no more than a vehicle. depends on how handy you are. sweet classic melody, bells, and string. in both types of laser vision correction, flap or surface, both eyes are operated at the same time. therefore to fall into the trap of thinking too long and hard about it says much about how you value your time. earphones are meant to deliver the sound from a particular device into your ears, but ambient noise may disrupt the sound quality. for this contest~ this was really enjoyable! 