I'm even going to electrolyse my urine. That'll make for a pleasant smell in the trailer. If I survive this, I'll tell people I was pissing rocket fuel.
Andy Weir, The Martian
The single simplest reason why human space flight is necessary is this, stated as plainly as possible: keeping all your breeding pairs in one place is a retarded way to run a species
Warren Ellis
The sky is the limit only for those who aren't afraid to fly!