I have the unfortunate luck of finding too many girls in my life, and not enough women. It's not an age thing – some women are younger than girls. The difference is in the way the two types act, think and live their lives. Women and girls see the world differently. They understand the world differently. And they interact with it differently. Girls are a dime a dozen, but women… women are a scarcity.
As men (not boys), we have to make sure we don't get stuck dating a girl, as it'll probably be the worst decision of our lives. While it can be difficult to tell the two apart, there are 10 obvious giveaways:
Source: http://elitedaily.com