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.
(..) -That's a rich bet. Who's going to prove me wrong? Heywood? Jigger? Skeets? Floyd! Four brave souls. Return to your cellblocks for evening count. All prisoners, return to your cellblocks. Turn to the right! (..)1994 The Shawshank Redemption