There's a lot of talk on the web about the dangers of always on technology and addictive social media. I'm here to give you a life pro tip.
Turn off mobile data.
You'll have wireless in most places anyway, but not being connected outside of wifi means less distractions on walks, at dinner, or in the movies. You can still turn on data if you really need it, but the barrier is high enough that you're unlikely to use it to get a quick hit of reddit.
I started doing this when AT&T made me give up my trusty nokia dumb phone and I got a smart phone. Seems to work great.