What does this quote mean-If opportunity doesn't knock build a door?

The quote "If opportunity doesn't knock, build a door" suggests that if you don't encounter opportunities in life, you should take initiative and create your own. It emphasizes the importance of being proactive and resourceful rather than passively waiting for chances to arise. By "building a door," you are encouraged to forge your own path and seek out possibilities through effort and creativity. Ultimately, it conveys a message of empowerment and self-determination.