1, frustration reaction and feeling are important aspects of frustration. Whether an individual is frustrated or not is judged by the parties' understanding, evaluation and feelings about the relationship between their own motives, goals and results.

2. Situations and events that cause setbacks to one person may not necessarily cause setbacks to another person, which is the difference in individual feelings.

As Balzac said: "Things in the world are never absolute, and the results vary from person to person. Suffering is the stepping stone of genius, the wealth of capable people and the abyss of the weak. "