The point of the quote is to say that they don't know the answer either. So, yes. Think of it as: we are all children when it comes to the ramifications of the

The point of the quote is to say that they don't know the answer either. So, yes. Think of it as: we are all children when it comes to the ramifications of the proof of P vs NP. We do not know the impact; we cannot know the impact. We will know it when it arrives.