Now scientists have found exactly when these memories disappeared.

现在，科学家们已经找到了这些记忆消失的确切时间。

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A new study has found that most three-year-old children can remember a lot of what happened to them a year earlier, and these memories are still clear while they are 5 and 6, but by the time they are over 7, these memories become weaker rapidly.

一项新的研究发现，大多数三岁的孩子都能记得很多一年前发生在他们身上的事情，在他们5岁到6岁的时候，这些记忆仍然清晰，但当他们超过7岁时，这些记忆就会迅速变弱。

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These memories are, in fact, an attempt on his part to build up his own image.

这本所谓回忆录实际上是为他自己树碑立传。

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He thought that if these memories could somehow be brought into the conscious mind, the patient would again feel the pain.

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After all,if the personality theory is right, since he does have all of these memories,or semi-memories, or quasi-memories,or whatever we should call them.

说到底，如果人格理论是正确的，既然他拥有所有这些记忆，或半记忆，或准记忆，诸如此类的名称。

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So that's on the one hand: scholars who see these stories as reflecting historical memories and having a certain authenticity to them.

这是一方面，学者们认为这些故事反映了历史记忆,并具备了一定的真实性。

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Storing these memories allowed them to make automatic decisions about the direction they had to travel.

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So at every one of these visits that I've had, collecting these memories, my goal has been simple.

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"I thought about all that I've been through and all these memories and sometimes it gets tough, " she said.

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