As her friend Henry James noted: “in two hemispheres, she had seen everyone, had known everyone”.

就像亨利 詹姆斯所说：“在两个半球，她见过所有人，知道所有人。”

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The cerebrum has right and left halves, called hemispheres, which are connected in the middle by a band of nerve fibers (the corpus collosum) that enables the two sides to communicate.

大脑有左右两侧，称为 脑半球 ，由一带状纤维（ 胼胝体 ）在中间连结，从而使得两个脑半球能够互相通信。

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When subjects were looking at something funny, the two regions in their left hemispheres lit up.

当注意到有趣的事情时，左大脑半球的两个区域就会兴奋。

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Another example in addition to those you cite in your post is that the corpus callosum (fibers that connect the two hemispheres in the brain) tends to be thicker in women than in men.

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The connections between the two hemispheres is better developed in females generally.

BBC: Art appreciation 'a gender issue'

The title, Fissure, can refer to a crack in a rock, the split between the two hemispheres of the brain and the separation of two people.

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