人类碰坏了我们的家园，杀害了我们的同类，但是他们却还是死不改悔的继续滥用化学品，这样的悲剧早晚会降临在人类身上。
Human break something our homes, killing our kind, but they are still refuses to repent and the continued indiscriminate use of chemicals, such a tragedy will come sooner or later in humans.
但如果你从不动脑，或者滥用有害的化学品伤害大脑，那么你的思考能力和学习能力就会退化。
But if you never use your brain, or abuse it with harmful chemicals, your ability to think and learn will deteriorate.
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