形容词是courageous 

例如,Youthful idealism is often courageous, and no one likes to give up dreams.年轻的理想主义往往是有勇气的,并且没人喜欢放弃梦想。

You have been so courageous till now I have never heard you cry yet.

你到如今还是这样勇敢我从没听你哭过。