There is no difference between people with a high and a low self-esteem with regards to the desire for connection. However, compared to people with a high self-esteem, people with a low self-esteem have several characteristics.They feel lonelier.They have less satisfying and stable relationships.They are more shy.They are more socially anxious.They are more introverted.One essential part of the development of intimacy is self-disclosure. However, people with a low self-esteem may be self-protective. They focus on avoiding revealing their flaws rather than focusing on their good qualities. This orientation guides a lot of the behaviours of people with low self-esteem and leads them to self-disclose less. Self-disclosure is positively associated with likability (1), relationship quality (2) and relationship stability (2).Both people with a low and high self-esteem view Facebook as offering opportunities to express themselves. There are several characteristics of Facebook usage of people with low self-esteem:They view Facebook as a safer place to express themselves.They view Facebook as offering opportunities to connect with others.They view Facebook as offering opportunities to self-disclose.They express less positivity and more negativity.They express more sadness.They express more frustration.They express more anxiety.They express more anger.They express more fear.They express more irritability.They express less happiness.They express less excitement.They express less gratitude.People with lower self-esteem are liked less by strangers on Facebook due to the increased negativity. There is a greater social reward for more positive updates on Facebook for people with a low self-esteem but not for people with a high self-esteem. For people with a higher self-esteem, there is a greater social reward for more negative updates but not for people with a low self-esteem.It is possible that disclosing negative personal...