历史给我们的教训是，人们从来都不知道汲取历史的教训。
What experience and history teach is this — that nations and governments have never learned anything from history, or acted upon any lessons they might have drawn from it.
历史给我们的教训是，人们从来都不知道汲取历史的教训。
What experience and history teach is this — that nations and governments have never learned anything from history, or acted upon any lessons they might have drawn from it.
