它包括知晓什么能够直接证明，什么是由事实合情合理的猜测，还有什么是能从历史记录中公正的推断出的。
It involves knowing what can be proven directly, what is a legitimate implication derived from the facts, and what is fair to conclude from the historical record.
将你自己所做的变成宝贵的遗产，从现在开始，20年，甚至更长，你将会知晓你创造了历史。
Make this yourlegacy, and 20 years from now, maybe longer, you will be able to know that youmade history and made our country and world better.
如果知晓他们历史的话，很多以色列人都会不惜一切代价和风险阻止一个不停叫嚣要毁灭他们的国家取得会导致末日的终极武器。
Given their history, a lot of Israelis will run almost any risk to prevent a state that calls repeatedly for their own state's destruction from acquiring the wherewithal to bring that end about.
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