Believe you can grow. Then go and prove it, rung by rung.

Believing abilities can grow helps a little, mostly for students who are struggling, and only where the people around them back it up. One large review found the average effect small and inflated by weaker studies; another found meaningful effects for at-risk groups. Pair the belief with a method.
C Evidence: contested. The research disagrees. Named, so you can stop worrying about it.
Yeager et al. 2019 (Nature, ~12,500 students) · Macnamara & Burgoyne 2023 · Burnette et al. 2023.
Not medical, legal or financial advice.
In The Ecosystem every framework comes with a daily action, a room that checks in, and the full library.