你何必那么紧张?
nǐ hébì nàme jǐnzhāng ?
Why should you be so nervous?
何必为那些小事烦恼呢?
hébì wéi nèixiē xiǎoshì fánnǎo ne ?
There is no need to worry about those small matters.
你何必总是比较别人?
nǐ hébì zǒngshì bǐjiào biérén ?
Why should you always compare yourself to others?