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The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.
Patience and perseverance are the keys to scientific discovery.
真相是,我们都有自己的监狱,而钥匙总是在触手可及的地方。
True leadership means making tough decisions today that will benefit future generations.
Well may the boldest fear and the wisest tremble when they contemplate the situation of our country.