How to change your company without breaking what works
The fastest way to wreck a good company is to treat every new idea as an upgrade. I’m reading The Lessons of History by Will & Ariel Durant, and their chapter on tradition and change is a useful filter for founders who feel constant pressure to “reinvent” everything.
Tradition as a safety system, not a prison
Durant makes a blunt claim: out of every hundred new ideas, ninety‑nine are worse than the old response they’re trying to replace. Customs, traditions, and laws are not random; they’re the residue of generations of trial and error. No single clever person, in one short life, sees enough edge cases to safely discard all that accumulated experience.
He compares a society to an individual. When you rip out someone’s memories, their sanity goes with it. Groups are similar. A sharp break with the past often creates collective neurosis: revolutions that start with idealism and end in terror, institutions that abandon every constraint and then wonder why chaos follows.
That doesn’t mean “never change.” It means treat tradition as a filter, not a fossil. The tension between old and new is the point. The young push with fresh ideas, the old resist with skepticism, and most bad ideas die in that struggle. The few that survive have actually earned their place.
You can see this in companies.
In the early days, you have almost no tradition. Everything is an experiment. Over time, some choices keep you alive: how you talk to customers, how you price, how you ship, how you run meetings. These become your “way we do things here.”
Then new people arrive. They bring playbooks from past jobs, trends from Twitter, frameworks from books. Some of that is genuinely better. Much of it just hasn’t been battle‑tested in your context.
If you, as a founder or senior operator, throw the doors open to every shiny idea, you unintentionally turn off the safety system. The “old guard” stops resisting because they assume nothing will stick anyway. The “new guard” stops doing the boring work of understanding why the existing system evolved the way it did.
Durant’s lens suggests a different posture: assume the current way of doing things is guilty of being right until proven otherwise. Not because it is perfect, but because it has survived contact with reality. Treat every proposed change as a hypothesis that must pass through a mill of objections, tests, and time.
That doesn’t make you conservative in the pejorative sense. It makes you responsible for continuity. Your job isn’t to protect the past for its own sake. It’s to protect the parts of the past that still work, while letting better ideas fight their way in.
The companies that navigate this well don’t worship tradition or disruption. They use both. They let the young prod the old. They let the old slow the young down just enough to keep the place from burning down.
Lessons
Most “new ideas” are downgrades
The fact that something is different doesn’t mean it’s better. The existing way has at least one proof: it kept the company alive this long.Resistance is a feature, not a bug
Internal pushback to change is partly a safety mechanism. Forcing ideas to survive objections is how you avoid breaking what works.Continuity is an asset
Cultural norms, default processes, and “this is how we do it” store hard‑earned knowledge. Erasing them casually is a hidden form of technical debt.Progress comes from tension, not purity
You need both radicals and conservatives. The argument between them is how strong ideas emerge and weak ones die.
On Monday, do this
List your “sacred defaults.” Write down 3–5 ways of operating that have clearly worked over time (how you sell, how you ship, how you hire). Treat these as the burden‑of‑proof areas: change allowed, but only with strong evidence.
Create a simple trial path for new ideas. For any proposal that touches a sacred default, define: where it will be tested, for how long, and what metric must improve for it to stick.
Institutionalize one skeptic. In key meetings, assign someone the explicit role of “argue for the status quo” so new ideas have to clear a real hurdle. Rotate the role so it doesn’t become personal.
Archive the reasons for past choices. Pick one important process and document why it evolved that way. Share it with newer leaders so they argue against the real constraints, not a caricature.
In a world that celebrates constant reinvention, remembering why something has survived is a quiet advantage. The builders who win the next chapter won’t be the ones who change the most; they’ll be the ones who know exactly what to keep while they change what truly needs updating.
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I’m Harsh. I build businesses with extraordinary people. I’m helping grow Ideals Virtual Data Rooms, I am bootstrapping a food startup and I invest through Marcellus Investment Managers. I send one email each Sunday for founders and senior operators who want useful ideas to win in business and life. If that’s you, you can join the newsletter here. Connect with me on LinkedIn here.