The "fear of mistakes and failures" is the psychological state of being scared by the potential mistakes and failures, and therefore dare not to try and explore.

“惧错畏败”心理指由于对可能的失败与错误的“惧”和“畏”而不敢进行尝试与探索的心理状态。

youdao

Never let the fear of making any mistakes hold you back.

永远不要因为害怕犯错而退缩。

youdao

Mr. Lin, an accountant at New Link, told a local newspaper: "If I use a calculator when I'm sleepy, I have to double-check my work for fear of making mistakes, so it takes longer."

林先生是 New Link 的一名会计，他对当地一家报纸说：“如果困倦的时候使用计算器，我必须得复核一遍工作，以免出错。所以耗费的时间也就更久。”

youdao

"If we continue to make decisions within a climate of fear, we will make more mistakes,"

VOA: standard.2009.05.21

But if we continue to make decisions within a climate of fear, we will make more mistakes.

WHITEHOUSE: President Obama: Our Security, Our Values

"It's the inability to admit your own mistakes, or your fear of failure, your fear of rejection, your desire to be seen as Mr. Perfect, or Ms. Perfect in front of groups, that's what leads to failure, " he said.

WSJ: Business Skills and Buddhist Mindfulness

Instead, the very politicians who express fear about income inequality expropriated the funds of the careful in our midst in order to paper over the mistakes of lenders and borrowers alike.

FORBES: The Life Enhancing, Unrelenting Brilliance of Income Inequality