Твердость характера. Как развить в себе главное качество успешных людей

Her research and personal stories make her insights compelling, but I'm curious what sparked her interest in this particular trait and how she decided to highlight it.

While the examples are inspiring, I wondered if the emphasis on grit might make some people feel pressured to push beyond their limits constantly.

Some stories seem specific to certain professions, so I'm curious whether this trait is universally valued or if its importance varies depending on the context.