she broke the silence with a voice that was soft , perhaps a bit husky with ... worry . i undo my belt and shift in my seat so i 'm facing her , and she slowly turns her face to mine . i kept him from leaving , but i could n't block him forever . i promise to set off a few more fireworks for you if all goes well . `` i know you 're still growing , son . `` and yet , you know we need you here '' , mat said . 