Military Time
“What time is it?” “It’s 16:00!” Being a former soldier has no bearing on how you measure and interpret time. If it’s possible to only count 24 hours, why is it necessary to include AM and PM?
Your Hair
A citizen can choose any hairstyle they wish to wear, but troops are required to all have buzz cuts. However, once they leave the service, they are free to get any haircut they want, but many prefer to keep the style to which they have become used.