She tried to 'put on/up a brave face/front' [=she tried to appear brave or calm] despite the pain of the injury.
The company was slow to enter the 'brave new world' of computer technology.
I had to 'brave the elements' [=go out in bad weather] to get to work.
(..) I shall leave thee now. I am expected by the king at the castle. I'm taking the minstrels there. Let's go. I'm a brave and good knight. Wow, that's creepy... It's about naked people... They're running naked in the fields. And giggling... Alright, alright... (..)2011 The Intouchables