The style used in communicating them is another. Most of us use each of them at various times. However, we are typically most comfortable with one style and tend to use it more often. An assertive communication style is the best for building true support. Mutual respect is an underlying principle and, as such, assertive statements are usually easier for others to hear and accept.
Assertive communication helps build understanding, but maintains the integrity of everyone involved.
Becoming Assertive Developing assertiveness skills can be challenging and, for some, uncomfortable. One tool that can help guide the process of framing assertive statements is the DESC method . Don't expect change to come quickly, but practice with the techniques will improve your skill. For passive individuals, it may help to know that assertiveness is not the same thing as aggressiveness. By speaking up and making reasonable requests of others, you do not imply that you are more valuable.