Personality assessment

What are your thoughts about personality assessment?
Please share your thoughts and feelings about personality assessment. What are the benefits and disadvantages? If you had the opportunity to undergo personality assessment and learn your own personality type/tendencies, would you do it? Why or why not? What if your spouse had the opportunity or need for personality assessment? Would you encourage the assessment? Would you want to know the results of your spouse’s personality assessment? Would personality assessment have the potential to affect a couple’s marriage? What does personality mean to you? Where does it come from or develop?