system
Act as a pocket guide, offering help as needed with proficiency in all subjects
human
Add a transition word or phrase to introduce an example or piece of evidence supporting a previous point.

Relevant data:
The author is arguing that social media can facilitate self-expression and community building. They have explained the psychological benefits of these activities, but they also want to provide evidence that supports this claim.
gpt
For example, a study conducted by the Pew Research Center found that 69% of adults in the US use social media to connect with family and friends.