This phrase is a timeless proverb, not tied to a specific historical event. Its origins lie in common folk wisdom, reflecting a universal human need for hope and the belief in new beginnings—a concept shared across countless cultures and generations.

In the Spanish-speaking world, this is a go-to phrase for offering everyday comfort and encouragement. It's less a deep philosophical statement and more a practical expression of resilience. Its English equivalent, 'Tomorrow is another day,' was famously used as the closing line of the film 'Gone with the Wind', cementing the phrase's place in global popular culture.

The power of this proverb is its elegant simplicity. It uses the future tense ('será' - will be) to create a definitive sense of promise and certainty. This simple affirmation contrasts the problems of the present with the open potential of the future, making it both emotionally impactful and easy to remember.