...because if the weren't, then we wouldn't have free will, or freedom of choice at all.
If there was only one way that things could happen for us, there would be no point in "doing research before making a move", or "thinking before deciding". There would be no point in "waiting to see how things play out, then decide how to move forward."
If there are endless possibilites, then there are endless choices. Our mind can't possibly fathom all of the possibilities, because the mind itself is finite is not connected to Source. Which is why we should turn to our intuition instead. The intuition IS directly connected to THE ETERNAL SOURCE. It is our compass for moving and traveling in this lifetime.
Another reason to strengthen your intuition and rely less on your mind, emotions, and thoughts...