“If you do the job badly enough, sometimes you don't get asked to do it again.”
“Sometimes you don't get but one mistake, if the one you pick is bad enough.”
“If you are foolish enough to be contented, don't show it, but grumble with the rest; and if you can do with a little, ask for a great deal. Because if you don't you won't get any.”
“Sometimes there's nothing you can do. [...] Sometimes they don't have enough to fight with.”
“There was nothing you couldn't do if you wanted it bad enough, and were willing to work hard enough to get it.”
“Do you want it bad enough to get over being hurt?”