Progress is impossible without change; and those who cannot change their minds cannot change anything. — George Bernard Shaw - Adam Grant

When we dedicate ourselves to a plan and it isn’t going as we hoped, our first instinct isn’t usually to rethink it. Instead, we tend to double down and sink more resources in the plan. This pattern is called escalation of commitment.

When takers win, there’s usually someone else who loses. Research shows that people tend to envy successful takers and look for ways to knock them down a notch. In contrast, when givers like David Hornik win, people are rooting for them and supporting them, rather than gunning for them. Givers succeed in a way that creates a ripple effect, enhancing the success of people around them.

founder Ray Dalio told me, “If you don’t look back at yourself and think, ‘Wow, how stupid I was a year ago,’ then you must not have learned much in the last year.