Hours in a weekday: 24
- Sleep: 7
- Work: 8
- Commute: 1
- Personal maintenance (grooming/eating/etc): 2
- Be a good dad: 2
- Put kids to bed: 1
- Household maintenance (dishes/laundry/etc): 1
What's left: 2 hours. If I spend 30 minutes exercising, that's 25% of my discretionary time every day. That feels pretty time-consuming, even though I do think it's worth it.