In what ways do scapegoats develop skills or traits, like high alertness and observation, that could be considered strengths?

What psychological factors most influence how a child adapts to a blended family structure? For example, does timing (age at transition) play a bigger role than parenting approach?
While at work, if you never expressed friendliness/happiness or befriended your coworkers, what would eventually happen?
How can you handle conversations with people who refuse to believe Canada is multilingual without getting frustrated?