Fearlessness stems from selflessness.; Only the selfless can be fearless.

无私故能无畏。

《新英汉大辞典》

I guess she taught me to be fearless.

我想，是她让我学会了无所畏惧，勇往直前。

youdao

To be a soldier, you must be fearless.

想当一名军人，你一定不能有所畏惧。

youdao

and you're not just teaching yourself... I would say, be fearless.

你不仅需要自学，还要敢于开口讲英语。

想学好英语吗？ - SpeakingMax英语口语达人

But for a brand to create that soundDNA they have to be fearless and be consistent.

FORBES: Female CEO Series: Tena Clark Drums Up the Next Phase of Her Career

But Arianna Huffington, the keynote speaker for the Women of Vision evening, hit squarely on the issue with a talk about how to be fearless in uncertain times.

FORBES: Energy Visionary's Greatest Challenge

The crew might be more familiar with riggings than roulades but Lim and Tuck have a simple message for them when it comes to cooking: "We encourage you to follow this bit of sage advice from Julia Child: 'Learn how to cook -- try new recipes, learn from your mistakes, be fearless, and above all have fun!'"

CNN: STORY HIGHLIGHTS