11.法律的作用是惩恶;道德的作用是扬善。
The function of law is to punish evil while that of morality is to reward good.
12.中国有句古话是这样讲的：一失足成千古恨。我们实在不能让我们的青少年受到不良影响，从而走上犯罪的道路。
An old Chinese saying goes like this: one step wrong leads to regret lifelong. Therefore, we just can not sit back and see our youngsters be influenced by any unhealthy tendencies and hence become criminals.
13.常言道：榜样的作用是无穷的。作为父母、老师、成年人，我们应该为我们的孩子们树立好的榜样。
As the saying goes: the effect of good examples is immense. As parents, teachers and adults, we should set good examples for our children.