Ah, ain't it lovely being old enough to give some life lessons or experiences to others?
Personally, I've never had much of a true friendship myself throughout the education system, but for coworker wise, I had my fair share of bumps in the road and understanding with signs I'm not so compatible with. Like what you were saying about putting work into it, I know a few Sagittariuses that I'm only cool with because we built on our bond. Luckily, it worked out in the end, but for bond wise with either another one of your sign or not as compatible, it will take work. If you don't want the incompatible side showing or getting in the way that is