有一句名言“落后就要被挨打。” A famous saying "backward going to be beaten. " 我的爷爷告诉我，要想打败你的敌人，你必须了解他（她），语言是第一步；我的父亲告诉我，要想提高自己，你需要不断的向别人学习，不论是中国，还是国外。 My grandfather told me, in order to defeat your enemy, you must understand he (she), language is the first step; my father told me, in order to improve yourself, you need to constantly learn from others, whether in China or Abroad. Hello, I'm looking for a friend like each other a language exchange, if you are interested, I think what we can know each other