Participants will (1) detect the emotion him or herself; (2) do the calligraphy activity by writing positive terms (e.g., peace, life); (3) detect emotion again; (4) share the experience with group members.

Emotion is assessed using self-report of Chinese Depression Anxiety Stress Scale. The scale includes three subscales: depression (score range 0-21; higher score indicates higher depression), anxiety (score range 0-21; higher score indicates higher anxiety), and stress (score range 0-21; higher score indicates higher stress).

Attention is assessed using Chu's Attention Test. The test contains 200 items and is assessed in 10 minutes with two scores calculated: correct number (answered number-number of error answer); rate of correct number (correct number divided by answered number). Higher scores in correct number and rate of correct number indicate better attention.

Symptoms are assessed using Positive and Negative Syndrome Scale. The scale includes three subscales: positive symptom (score range 7-49; higher score indicates more positive symptoms), negative symptoms (score range 7-49; higher score indicates more negative symptoms), and general psychopathology (score range 16-112; higher score indicates more general symptoms).

Cognition is assessed using Taiwanese version of Montreal Cognitive Assessment. The score range of the scale is between 0 and 30, a higher score indicates better cognition.

Quality of life is assessed using WHO questionnaire on the Quality of Life, Brief Form. The scale includes four subscales: physical (score range 4-20; higher score indicates better physical quality of life); psychological (score range: 4-20; higher score indicates better psychological quality of life); social (score range: 4-20; higher score indicates better social quality of life); environment (score range: 4-20; higher score indicates better environment quality of life).