Everything Takes Longer Than You Think
You always underestimate how long things take — plan based on how long they actually took last time, not how long you wish they would.
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Common Mistakes
Some mistakes are so common they look like the normal way of doing things — until you pay for them. This collection covers errors people repeat for years: in money, relationships, health, and paperwork, and the simple ways to stop making them.
Happening Together Does Not Mean One Caused the Other
Two things happening together does not prove one causes the other — always look for hidden third factors.
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Being Able to Spot Flaws in Others' Reasoning Doesn't Make You Immune
Spotting others' biases is easy; seeing your own requires a fundamentally different skill.
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You Only See the Winners
Success stories hide the failures — always ask how many people tried the same thing and did not make it.
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Your News Feed Is Not the World
Your feed is optimized for engagement, not accuracy — consume news deliberately, not passively.
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Not Everything Is a Story
Your brain turns random events into neat stories — be suspicious of explanations that feel too clean.
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Don't Let the First Number Set the Frame
The first number you hear shapes every number after it — set your own reference point before someone else does.
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Doing Other People's Work to Seem Helpful Is a Trap That Stalls Your Career
Constantly doing other people's work stalls your own growth and teaches others to depend on you instead of growing themselves.
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Do Not Become the Only Person Who Knows How Something Works
Hoarding critical knowledge chains you to your current role — sharing it freely marks you as a leader.
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If You Are Irreplaceable, You Will Never Be Promoted
Making yourself replaceable in your current role is a prerequisite for being considered for a bigger one.
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Do Not Let Loyalty Become Self-Abandonment
Check regularly whether your company loyalty is mutual — one-sided devotion quietly becomes self-harm.
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Never Start Work Without a Signed Contract — Even with Friends
A signed contract before work begins protects both parties and prevents misunderstandings from turning into conflicts.
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Do Not Normalize Disrespect Because the Pay Is Good
No salary is high enough to justify tolerating consistent disrespect at work.
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Do Not Start a Task Without Fully Understanding What Is Expected
Five minutes of clarifying questions before starting can save days of rework — understand the goal before you start building.
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Do Not Agree to Deadlines You Know You Cannot Meet
Agreeing to a deadline you know is impossible only delays and magnifies the problem — negotiate honestly instead.
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Don't Hide a Problem Hoping It Will Fix Itself — It Won't, and It Gets Worse
Problems at work almost never fix themselves — surface them early while they are still small and manageable.
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Multiply Your Time Estimates by 1.5 — You Will Still Be Optimistic
Pad your time estimates by fifty percent — you will still occasionally run over, but you will miss far fewer deadlines.
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Don't Share Your Current Salary — It Anchors the Conversation Against You
Your current salary has nothing to do with your market value — do not let it set the ceiling for your next offer.
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