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The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.

金融科技的發展要兼顧效率與安全。

夜晚并沒有隱藏世界；它揭示了另一個世界。

真正的領導者必須能夠傾聽人民的聲音。