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.
(..) Don't even worry. Don't move! Warren Vandergeld, you are under arrest! l just want to tell you, l appreciate what you did. That was real brave of you. l had no choice. l couldn't let them take my one true love away. Hey, dude. l'm not what you think l am. Baby, we all got secrets. That's okay. (..)2004 White Chicks