7 Rules of Doing Business in Turbulent Times In times of uncertainty and economic turbulence, entrepreneurs must remain proactive and embrace change, as crises often give rise to new opportunities. Previous Article At Age 55, He Walked Away From a Massive Venture Capital Firm to Pursue His Sports Dream. Now His Professional Fighters League Is Valued at $1 Billion. Next Article Warren Buffett Is Still Living Up to His 'Oracle' Nickname