"I'd be misleading you if I didn't admit that it's a very selfish activity," he says.

“如果不承认这是个自私的举动，那我就是在误导你”，他说。

youdao

They found activity in a specific area of the brain could predict altruistic behavior — and people's own reports of how selfish or giving they are.

他们发现脑部一块特殊区域的活动能预示利他主义行为—身体自己汇报自私度或者利他度。

youdao

We are a selfish species prone to temptations which trigger both activity (greed, pride) and inactivity (sloth, jealousy).

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