This simple exercise will help determine if you really want to be a sniper

US Army One Quora user once asked the world what service he should join if he wanted to be a sniper. Andone Marine veteran gave the young asker a rather grueling exercise to try out. The exercise included laying in and crawling through a swamp on a hot, sunny day, with little food and water. Quora is the ultimate resource for crowdsourcing knowledge. If you're unfamiliar, you ask the Quora world a question and anyone with expertise (and some without it) will respond. One user asked the world wha...