表达 “throw caution to the wind” 的意思是 “把谨慎抛之脑后，不顾一切地做某事”，强调 “承担风险，不计后果”。

• Even though I am scared of heights, I’m throwing caution to the wind and signing up for the charity parachute jump.
  虽然我恐高，但我还是不顾一切地参加了慈善跳伞活动。
• Despite her nervousness, she threw caution to the wind and enrolled in an English class.
  尽管她很紧张，但还是什么也不顾地报了一个英语班。
• You need to throw caution to the wind and follow your dreams. What is the worst that can happen?
  你需要不顾风险，追随梦想。就算再坏还能怎样？