Hearing the name of an object appears to influence whether or not we see it, suggesting that hearing and vision might be even more intertwined than previously thought. 
See the image above. Do you see anything? What about if I told you to look out for the dogs?
Magicians always said words have a mystical power we should harness.
Speaking the right words could bring in front of your eyes the whole world…
Lantana. Now that you know the word, you will see it.