Easy in Utopia Builder with Prosperous Future ambition.
Only invest in a single ideology from each of the 3 categories.
- Progress vs Adaptation
- Merit vs Equality
- Reason vs Tradition
The secondary ideology needs to be kept at 0.
Unclear if you can raise and lower it back to 0 safely, bast to avoid increasing it in the first place.
Unclear if you can safely research opposing laws or buildings and not enact/build them.
Never grant agenda to factions that may overwrite your choices.