GROWTH OF A BANANA

  The children cry not only because of egocentric reasons but also because they can sympathize with others' suffering. Until adolescence, physical pain is very important as a trigger of tears, but for adults and the elderly, it no longer plays a significant role. However, feelings of loss and powerlessness seem to remain important for crying throughout the lifespan.   Why adults cry?   Probably the most common elicitors of crying are a feeling of powerlessness or helplessness, often in combination with other emotions such as sadness, anger, fear or disappointment. Usually, there is a blend of emotions that stimulate our tears. The emotion trigger could also be classified into two cases which are 'positive' emotions and 'negative' emotions.   In the case of positive emotions, the tears probably associated with joy, gratitude or elation. Thus, tears may actually reflect feelings that cannot be expressed in other behaviors. Table 1 summarized the basic an