visualized outcome

Visualization is the process of creating a mental image or intention of what you want to manifest or achieve, engaging the mind's eye to form a picture of your desired outcomes with as much clarity and detail as possible.
Source: betterhelp
“Ann” wants to develop an online program to help people sleep better.

seeing is believing

used to say that when something unlikely is witnessed, the truth of its occurrence or existence can no longer be doubted. Source: Merriam-Webster
“Nessie”