1. course (of a road, moving object, etc.); way; route; path; road
そこで大きな街への道筋を聞きましょう。So, let's ask for the route to the big city.
2. course (of events, action, etc.); direction (e.g. an argument is heading in); process
勝ちへの道筋を常に意識しろ。Always be conscious of the path to victory.