2. Recognizing the existence of difficulties or problems may be an unsatisfactory cognitive status quo, which can stimulate the generation of ideas. People who are not curious are rarely inspired by this. William Lan Beardmore Beveridge
For a thoughtful person, no place is desolate and remote. She can enrich herself in any adversity. -Ding Ling
4. Ideological efforts are like the seeds that can grow a big tree, which are invisible to the eyes. However, obvious changes in human social life are taking place in it. Leo Tolstoy
There are smart people in youth and stupid people in old age. Because in fact, it is not time that teaches people to think, but proper education and natural endowment. -democritus
6. The official of the heart thinks, thinks and gets it, and gets it without thinking. -Mencius
7. Wise men search according to time, while fools go against reason. Ye fan