I don't need to,

be either or,

old or young,
male or female,
giving or taking,
scared or brave,
quiet or playful,
carefree or reflective,
secretive or open,
trustful or skeptical,
Singaporean or South-East Asian,
ethnic Chinese or China chinese,
religious or spiritual,
God-loving or atheist,
harmonious or ragingly opinionated,

have to choose to be one or the other all the time,
I can be one or the other sometimes, or both.