There are plenty of interesting jobs in our world. Some of the jobs see people showing people into trains so that they can fit as many as possible, thus making commuting more effective (and safer). 

Some jobs can be tedious and difficult, no matter how much they sound good on paper. Other jobs, like book research assistant, can be very interesting, depending on who you do the work for and on which topics. If you want to become one, or have wondered what they do, here are some explanations.