When your kids are little (<10), it’s quite normal for people to pick different career paths, and I would encourage founders to do the same
Avoid business travel as much as possible. This can be the biggest time suck. Yes business travel is better for closing deals, but you can hire great travelers for your team at different life stages.
Avoid many nights and weekends at the office. Sounds crazy coming from me who slept in my office for several years, but this phase of life is not the right one for that. Instead learn to work just as hard from home.
If these are not possible, I would consider taking a scaled-back role at your company or solving for this in other ways. If you’ve decided to create new humans, you’ll need to make sacrifices in other areas temporarily to ensure those new humans are set up correctly for their lives ahead.
This phase of life is incredibly sensitive because small changes in time spent at home can have a big downstream impact in life happiness for your entire family, for a long time into the future.