Their older children all became doctors, but their youngest son chose/followed a different (career) 'path'.
His friends all went to college, but he chose to 'follow' a different path. [=to do something different]
He believes the average consumer is being 'led down the garden path' by the promises in advertisements.
(..) Who are you? My name is merely Ducard, but I speak for Ra's al Ghul... ...a man greatly feared by the criminal underworld. A man who can offer you a path. What makes you think I need a path? Someone like you is only here by choice. You have been exploring the criminal fraternity... ...but whatever your original intentions... ...you have become truly lost. And what path can Ra's al Ghul offer? The path of a man who shares his hatred of evil... ...and wishes to serve true justice. The path of the League of Shadows. - You're vigilantes. (..)2005 Batman Begins