The Useful Delusion: Why Ambition Needs Humility

Success is usually explained in one of two ways.

The first is merit: talent, judgement, persistence and hard work.

The second is luck: timing, circumstances, introductions and opportunities nobody could fully control.

Most arguments try to decide which explanation is correct. A more useful answer is that we need both—but at different moments.

We overcount our own contribution

People are unreliable accountants of shared effort.

Ask collaborators what percentage of a project they completed and the combined answer can exceed 100 percent. Couples do the same with housework. Curiously, they may also overestimate their share of arguments and mess.

This is not simply boasting. We experience all our own effort but see only fragments of everyone else’s. Our late nights are memories. Other people’s late nights are a completed document in the morning.

The same bias shapes the stories we tell about success. We can recall the work because we performed it. We struggle to see the fortunate conditions surrounding it because they did not feel like events.

The right teacher, a growing market, a timely introduction or a manager who noticed our ability can quietly alter a career. Once the career succeeds, those moments are edited into a tidy narrative about perseverance.

Small advantages compound

The source material uses youth hockey as an example. Players born early in the selection year have often been overrepresented in elite leagues.

At first, the advantage is modest. Older children may be slightly bigger and faster than younger children in the same age group. Coaches interpret this as greater potential, so they provide more playing time, competition and instruction.

A temporary difference in maturity becomes a real difference in skill.

Business careers compound in much the same way. Someone receives an interesting project, which gives them experience, which makes them suitable for the next project. Eventually, the accumulated advantage looks like evidence that they were always the obvious choice.

They may have earned every step while still benefiting from the first one.

Luck matters more when competition is fierce

When thousands of highly capable candidates compete for a few positions, tiny random differences become decisive.

A slightly better interview, a familiar piece of experience or the order in which applications are reviewed can change the result. This does not mean the winners lack merit. It means several different groups of winners might have been defensible.

Organisations often treat selection as proof of a large difference between candidates. In reality, it may reveal a narrow decision made among people of similar quality.

This should make leaders more careful about copying the visible characteristics of previous winners. What looks like a proven success profile may merely be the biography of whoever happened to get through.

Delusion helps before the result

There is, however, a benefit to underestimating luck.

People invest more effort when they believe their actions will determine the outcome. A fully realistic assessment of the odds might discourage a founder, creator or applicant before they develop the ability required to succeed.

Confidence keeps people in motion. They practise, publish, apply and learn. Each action creates another opportunity for luck to interact with preparation.

The useful delusion is not believing that success is guaranteed. It is believing that effort can improve the odds enough to justify continuing.

Realism matters after the result

The psychology that supports ambition can become unpleasant once success arrives.

If winners credit everything to merit, status starts to feel morally deserved. They may assume people with worse outcomes showed less ability or effort. They may also mistake favourable market conditions for brilliant strategy.

This is commercially dangerous. A company that confuses a tailwind with an engine will make confident plans for weather it does not control.

It is also a leadership problem. Leaders who remember luck are more likely to invest in training, widen access and give unconventional candidates meaningful opportunities. They understand that potential often develops after someone is trusted, not conveniently before.

Use two stories

During the attempt, use the agency story:

My choices matter. I can improve. I can create more opportunities.

After the result, use the accuracy story:

My choices mattered, but support, timing and chance mattered too.

The first story produces action. The second produces perspective.

Be delusional enough to attempt difficult work. Then be realistic enough to remember that your success was not a solo production, however prominent your name appears in the credits.

Further reading

• Don’t Underestimate the Power of Luck When It Comes to Success in Business (Harvard Business Review) - Explores how managers misattribute business outcomes and underestimate randomness.
• Does Success Come Mostly from Talent, Hard Work—or Luck? (Scientific American) - A concise examination of effort, circumstances, gratitude and the limits of self-made success stories.
• Better to Be Talented or Lucky? (Harvard Gazette) - Examines why talent alone cannot explain exceptional fame and success.
• What Drives Success, Hard Work or Luck? (Greater Good Magazine) - Connects luck awareness with gratitude, generosity and more equitable interpretations of success.
• Why the Belief in Meritocracy Is So Pervasive (Trends in Cognitive Sciences) - Reviews psychological explanations for why people favour merit-based accounts of outcomes.