Our closest relative from the animal kingdom. I was always amazed by how intelligent this creature is and how much learning potential it has. The internet is full of videos of them doing almost freakishly human-like things.
Learning potential:
They can learn how to use fire:
General human-like behavior:
There are more videos out there of them doing amazing stuff, but I don't have the time to search right now.
Found another one, this time about a gorilla walking upright:
How do you think they will evolve? Can we and should we interfere and accelerate the process? What would the advantages/disadvantages be?