R: Hey I feel taller today.
Y: You can't count your hair as making you taller.
R: Why not.
Y: Cause its.. its.. cheating! you're not that tall.
R: Hey I can't help it if I like spikey hair, besides it gives smaller people a better advantage.
Y: anyways I think you need to change your hairstyle. 不妨换个发型 
Bu4 fang2 huan4 ge fa4 xing2

Bu4 fang2: literally means “there’s no harm in”
You can say: bu4 fang2 do sth===it doesn’t hurt to do sth
Huan4: change
Ge: measure word for hairstyle,
Fa4: hair
Xing2: style

It doesn’t hurt to change your hairstyle./ I think you need to change your hairstyle.

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R: Hey!
Y: What?
R: I caught you! you're trying to look taller!
Y: Whatever, just cause I have really long hair doesn't mean it makes me look taller.
R: It doesn't?
Y: It makes me look more beautiful.
R: Right...
Y: obviously you wouldn't understand.
R: You're right. But I think it’s too long. How do I say that in Chinese?
Y: 头发太长了。

Tou2 fa tai4 chang2 le
Tou2 fa4: hair
Tai4: very much
Chang2: long
 
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Y: Well that concludes this version of Chinese Studio.
R: Here's the quiz of the day.
Y: How do you say “your hair is too long” in Chinese?
R: Send your answer to Chinese@crifm.com
Y: Win a book of Chinese idioms, or a free lesson at the bridge school.
R: Website at crienglish.com