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Fear is a habit. I am not afraid.
恐惧是一种习惯。我不害怕。
You don't need to change a single thing about yourself.
The only way to learn mathematics is to do mathematics.
作为一名保护者,父母可通过拥抱与孩子接触。
The biggest risk is not taking any risk... In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks.
The love of democracy is that of equality.
无人机不是玩具,而是改变行业的工具。