JH
Jonathan Haber
Angela Duckworth (Grit)

What is grit and does it really predict success?

Passion plus perseverance — the practices, and the honest evidence

Short answer

Grit, from Angela Duckworth, is passion and perseverance for long-term goals — sustaining effort and interest over years, not just intensity in the moment. It’s an intuitive and useful idea, but be honest about the science: meta-analytic work suggests grit overlaps heavily with the established trait of conscientiousness and adds relatively little predictive power beyond it, and the perseverance component does more of the work than passion. Treat grit as a helpful lens, not a settled predictor.

Grit captured something real: people who stick with long-term goals through setbacks tend to get further than those with talent alone. But the research story is more contested than the popular one — much of grit’s predictive power appears to come from its overlap with conscientiousness, and the perseverance facet carries more weight than passion. Below are the practices grit points to, each with its mechanism and a calibrated, honest read on what the evidence supports.

The practices (6)

Why it works

Duckworth describes gritty people as organizing lower-level goals into a hierarchy beneath a single, stable top-level goal. The structure means daily efforts compound toward one direction rather than scattering, and it lets you drop or swap mid-level tactics without losing the overarching aim — which is what sustains direction over years.

How to do it
  1. 1Name the single top-level goal that most of your effort should serve.
  2. 2Check whether your mid-level goals actually ladder up to it; prune the ones that don’t.
  3. 3Hold the top goal stable while staying flexible about the tactics beneath it.
Evidence
Mechanistic

Goal-hierarchy and superordinate-goal ideas align with broader self-regulation research on how higher-order goals organize behavior. As a specific grit mechanism it is more conceptual than experimentally tested.

Honest caveat: This is a structuring heuristic; there’s little direct experimental evidence that imposing a goal hierarchy raises long-term success on its own.

Common mistake: Confusing a stable top goal with rigid tactics — refusing to change a failing method because it feels like "quitting", when grit allows swapping tactics under a constant aim.
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