Harassment is NOT agile!
We should have zero tolerance for harassment in Agile. Nothing destroys teamwork like harassment of any kind.
Communication
The art of sharing information
Disagreement means learning
If you want a learning organization then you will need disagreement from time to time.
Scrum should not be a cargo cult.
Cargo cults are funny but the natural process of people who have not done the necessary steps to achieve a technology or process.
Continuous improvement is a scrum master job
The job of a scrum master is like working in a theater company helping people improve.
Developers need to develop discipline
Developers must learn discipline to be successful