A far more important lesson to learn from artists is not that they fail, but that they prevail. Artists make. Artists do. - Will Gompertz

That’s how ideas are generated. Unusual combinations, mixing old and new, stimulate original ideas, that is, ideas with origins.

Creativity is a constant process of call and response taking place inside our heads. If all is going well, the question–answer routine is like the two sides of our brain working together as if in an inner-cranial pas de deux.

Duchamp is a worthy role model. Added to which he believed passionately that anyone could be an artist and spent his life showing the rest of us how it is done. He chose fine art as the vehicle for his imagination, but his approach could equally well be applied to any area of creative endeavor.
His trick was to spend more time thinking than doing. He would pause for thought and ponder on life and creativity and how things might be. Which is what I’m going to do now.