When the Science and Technology Festival arrived, Xiaoqing couldn't make a small invention, so she made one by imitating other people's works. The teacher wants to encourage him to innovate, so what does he say? Time is life, wasting other people's time for no reason is actually tantamount to killing people for money. I don't know how to study hard early, but I regret learning late. You must study hard. Little evil doesn't do it, little evil doesn't do it. Only people with high moral character can serve others. If a person wants to achieve great things, he must start from small things-Lenin