As many stated before.
- Health reasons.
- Outside keeps me from getting insane due to my job.
- Get her / him a bike as well and let her / him enjoy riding the bike.
- Let the other one choose a hobby for her / himself and do not question it.
- We both have what we call private time. In that time we are allowed to do what we want to do on our own.
- Bring in the money pay to the living and mortgage what you agreed on, show some savings and agree to keep some money for yourself (same for your partner). That is then money both cannot question where it is spent.
6.1. My latest bike TrainerRoad users' bikes - #832 by larskoelle
6.2. My wife is ripping it on an sworks epic fully so I should be the one questioning