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December 22, 2025

Lessons in founder endurance and the ‘joy of stress’

The stamina required to run a startup is not always innate — but it can be acquired

John Thornhill

4 min read

Two McKinsey consultants quit the firm to launch a renewable energy startup in Scotland. 

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John Thornhill

John Thornhill is Sifted’s founder and innovation editor of the Financial Times. He tweets from @johnthornhillft

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