所以，对超越我们认知范围的风险预测，有一个基本的尺度，即我们始终不能排除未知领域可能存在的风险。
So there is kind of a fundamental level beyond which we cannot know, and we'll always have that level of risk.
或许它能用来调节葡萄糖的浓度，有助于改善认知能力，然而这一说法有太多的未知因素。
Might regulate glucose, which may improve cognition, but that's a whole lot of maybe.
请注意这个句号微小的圆周，假设它代表我们已知和未知的分界——换句话说，就是你对自己不知道的东西的认知。
Notice the tiny circumference of that period, and let that represent the interface of the known with the unknown - in other words, your awareness of what you don't know.
根据图式理论，人的认知是由记忆中的图式作用于未知而实现的。
According to Schema Theory, people's cognition is realized through Schema's exertion on the unknown things in memory.
这就是我们当前的认知，那未知与已知的界线，就像生与死的界线一样模糊；
This is our current cognition, that unknown and known demarcation line, lifelike with the demarcation line which dies equally is fuzzy;
这就是我们当前的认知，那未知与已知的界线，就像生与死的界线一样模糊；
This is our current cognition, that unknown and known demarcation line, lifelike with the demarcation line which dies equally is fuzzy;
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