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Challenges are what make us grow; embrace them with courage and determination.

信任是礦業中最寶貴的資源，比任何礦物都更難獲得。

I was neat, clean, shaved and sober, and I didn't care who knew it.

Our younger generation are going to transform this country while at the same time being transformed themselves.

知識在心靈中以符號結構的形式表征。