This is just our psychological bias at work.

这只是我们的心理倾向起效了。

It is best explained as the result of various psychological biases that served a purpose for our evolutionary ancestors.

各种心理偏见是能够解释其现象的最好的原因，这些偏见为我们的祖先进化服务。

And I used your psychological biases to influence both of your decisions.

我利用你的心理偏见影响了你的两个决定。

Over-optimistic time and cost estimates stem from both psychological and political biases: a reliance on intuition rather than data, and a problem that Mr Flyvbjerg and Mr Gardner call " strategic misrepresentation" .

过于乐观的时间和成本估计源于心理和政治偏见：依赖直觉而不是数据，以及 Flyvbjerg 先生和加德纳先生称之为“战略失实陈述”的问题。