You need a «why» deep enough that you can overcome mental obstacles that will inevitably get in your way when you're feeling low in energy and motivation. (blog.fitplanapp.com)
If you think that following a guide to performing your routine workouts is old school, then you will find it beneficial later in the program especially once you start facing mental obstacles. (getrippedathome.org)
Though difficult, the first step is to be aware and try to overcome said mental obstacles. (dhandho.dk)