We hold many beliefs in software development. We believe the tools we use are better than the tools "someone else" uses. We believe our process is better than the process "someone else" uses.
Too often I see technical people use their beliefs as a sword to attack someone else. Attacks rarely persuade the other party. More often than not, the attack puts the other party into attack mode. They have their own set of beliefs.
Use your beliefs as armor to strengthen your own position.
Don’t tell me what’s wrong with my approach- show me what works with your approach.
Persuade me with elegant solutions and successful results.