january 2026
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i first came across this idea of "mind your own business" in "rich dad poor dad" by robert kiyosaki.
at first, it sounded simple. almost dismissive. like a polite way of saying: stop caring about what other people are doing. but over time, i realized it meant something more specific.
it’s not just about what you pay attention to. it’s about where you’re allowed to have opinions.
most people spend a surprising amount of time thinking about things that aren’t theirs. grades, appearance, money, lives, cars, families, etc. and it doesn’t stop there.
they start thinking about what others might think of them. constructing imaginary judgments. replaying conversations that never happened. predicting reactions that will never come.
almost all of it is wrong. it’s a strange loop—thinking about other people thinking about you, and it’s expensive.
in a previous essay, i wrote about comparison. how it can either guide you or trap you. one of the fastest ways for it to go wrong is when you stop observing and start interfering. you’re no longer learning from others. you’re reacting to them.
this is where “minding your own business” becomes useful. it creates a boundary. not everything you notice deserves your opinion. not everything you hear deserves your reaction. not everything you don’t understand deserves your interpretation.
my dad taught me a version of this when i first left vietnam to study abroad.
he told me to be careful talking about things like politics or religion—not because they’re unimportant, but because they’re complex. if you don’t understand something fully, speaking about it with certainty doesn’t make you sound smart.
it just makes you wrong, more confidently. if you’re going to engage, do it to learn. not to declare. that distinction is easy to miss.
the same pattern shows up in smaller, everyday ways too.
gossip, for example, feels harmless. sometimes even fun. it gives you a sense of being “in the loop.” but most gossip is built on incomplete information. fragments of a story, passed around as if they were the whole.
once you adopt the rule of only speaking about things you actually understand, gossip becomes harder to participate in.
not because you’re trying to be moral, but because you realize you don’t have enough data to justify an opinion.
so you stay quiet, and that quiet turns out to be useful.
it gives you space to think about your own work.
this is where the idea becomes practical.
in business, it’s easy to obsess over competitors. what they’re building, what features they’re launching, how fast they’re growing.
some awareness is necessary, but too much is distracting.
if you spend all your time reacting to others, you stop building something that is actually yours. you become a mirror instead of a source.
the same is true in life. when too much of your attention is spent on things outside your control (other people’s decisions, opinions, trajectories), you lose track of your own.
“mind your own business” isn’t about isolation. it’s about allocation.
your attention is limited. your energy is limited. your time is definitely limited. so the question isn’t whether other things are interesting or important.
it’s whether they are yours to think about. most of the time, they aren’t. and the more strictly you apply that filter, the clearer things become.
you think less about noise. you act more on what matters.
img source: the walrus