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.
(..) power of water so clearly demonstrated. The Okavango becomes criss-crossed with trails as animals move into its heart. The new arrivals open up paths like arteries along which water flows, extending the reach of the flood. This is an Africa rarely seen - a lush water world. (..)2006 TvShow: Planet Earth Title: From Pole to Pole Season: 1 Episode 1