Charity Majors:

Success in business is what earns you the right to devote more time, attention, and resources to cultural issues, and to experiment with things that matter to you.

One of the most common ways that leaders fail is that they get so bogged down in the daily chaos of running the company, managing a team, raising money, responding to crises and scoring OKRs is that they struggle to keep the focus zeroed in on the most important thing: succeeding at your mission.