There's real wisdom in this perspective. Surround yourself with colleagues who will challenge you to think differently and provide you competing perspectives & data points. Foster an environment of constructive dissent.
The smartest people I know all have this in common: They change their minds often. It’s not a weakness, being wishy-washy, or a sign of flaky beliefs. It’s proof that their ego doesn’t outrank new information. The goal isn't to be right, it's to get it right.