This is such an important lesson. When you start out, it's easy to believe that success means joining the ranks of the people you already admire, but in practice, it's much more common for success to come from connecting with other aspiring professionals and lifting each other up.
Biggest thing I tell my students is to avoid thinking of their classmates as competitors. You are all on the same team, in the same community, with the collective goal being success. Their wins are your wins.