Management, business, leadership and investing quotes and many other famous quotes

It is always easier - and usually far more effective - to focus on changing your behavior than on changing the behavior of others.
The only way to find out what will happen when a complex system is disturbed is to disturb the system, not merely to observe it passively.
Your purpose is to identify where in the process things go wrong, not who messed up. Look for systemic causes, not culprits.