lead, follow, or get out of the way
One should either take initiative, help someone who is taking initiative, or avoid…One should either take initiative, help someone who is taking initiative, or avoid hindering those who are taking initiative.
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.