They are easy to spot. A certain glaze over the pupils; quick, frequent glances this way and that; puzzled pauses before adjusting course and setting out again in another direction: first year university and college students look so terribly lost during the first few days of school because, in fact, they are.
And quite understandably so: finding the right place to be at the right time is no small matter in a sea of thousands.
But surely the really difficult thing to figure out is not where you should be, but rather what you should be? Engineer or electrician? Anthropologist or accountant? Lab technician or teacher? Make a wrong turn in these hallways and you will pay for years.