How are the themes of “we wear the mask” and "a man said to the universe" similar? both show how humans can be in the face of external forces. both state that large, powerful forces such as society are illusions. both illustrate the environment’s indifference to humankind. both demonstrate why people must hide their suffering in order to survive?

The answer is: both show how humans can be helpless in the face of external forces

"we wear a mask" describes the painful experience of African Americans during the time of slavery (in this context, the slave traders and owners are the external forces)/

"A man said to the universe"  describes how helpless a man would be in the face of potential disasters and problems that can be caused by the universe.

there are treatment options for depression (mdd) that may work for you. one way of treating depression may be to affect the levels of certain chemicals that brain cells use to communicate, called neurotransmitters. scientists believe that certain neurotransmitters may be out of balance in depression.

although the exact way depression medications shown to ease overall depression symptoms in some people work is unknown, scientists think that some medications work by affecting the levels of a neurotransmitter called serotonin in the brain. other treatments work by affecting the levels of other neurotransmitters like norepinephrine or dopamine.