…and perfecting the idea alone, you’ll miss out on a wider understanding of what it is and could be. Good design research is proactive, not reactive. It shouldn’t focus solely on usability or validating the one idea, but instead on exploring the full range of possibilities to land on the best idea.
…l not to over protect your team. If you do, they will never learn and grow from their own mistakes. Everyone needs to get slightly splattered with poop at certain points in their career. Just make sure you support them through this difficult time.