If you're comfortable with it, yes
I only took down mine because my mom was getting mad at me for being on here all the time and was gonna look through my posts and wouldn't be happy
But she never did
There's no requirement, so don't feel pushed by some incentive, but I also don't see any reason why you shouldn't if you want to. What's the worst that could happen? Someone tries to ruin your day by insulting your face?