' Far reaching ' means something that can have the power to carry something to a distant end.Eor exampe, let us take a sentence as an example.
The recent economic policies introduced by the government will have a far-reaching impact on the economy of the countey.
The people that are reciting these lines to you "you will go far" aren't looking from a natural perspective or a relative point of view. They are using their spirit to go into the unknown and pull clues to allow them to speak what they feel is real. The don't know where you will be in 20 years for real. But your Ora, personality, attitude, and style allows them to hope for the best. And by speaking this to you, their spirits are praying and wishing that the truth unfolds. Basically, it's your potential. What saddens me is the fact that you can't see this. Or you don't have a true revelation to what it is. Normally, you should see the same thing others are seeing about you. If not, you aren't looking into your internal mirror very often. What they say to you shouldn't be the issue, it's what you receive and what you believe.
Far reaching is a term that is usually used to describe wide impact of a situation over time.
For example, The chemical waste which leaked into the ground water is likely to have far reaching effects to include health concerns and vegetation issues.