Too many distractions will take you away from the path of priority you actually set for yourself.
It has it, as it has been, that full concentration on a factor will yield more result than a verse of too many lines walking down a different lane.
If you want to make a doctor out of yourself, the best option as considered a choice, should be putting an effort to walk on that lane, provided that the resources as needed will thrive a strive to accomplishments.
If you want to make an engineer out of yourself, you need to walk down the engineering lane provided you make reasonable efforts to actualize that purpose.
Focus on one and see your priority straight. This can make you strike harder, focused and determined, with the walls breaking and broken.
Focus is justice exercised on our behalf, helping us live. It births discipline, an author of greatness.