First - Lemmings don't do that.
OK.. Next... ... Yeah... I don't understand this principle.
Sure. Don't just do what everyone else does, or what you're always done.
I've seen some articles recently bashing long time employees of google and microsoft that go outside those organizations and appear to try to "recreate" what they used/did inside those organizations.
Think about what your environment needs and find the solutions/tools to accomplish that.
I agree with the intent of this principle; but fuck it's a bad phrasing.