He was diagnosed with schizophrenia.

He always keeps in mind the phrase 'If one learns without thinking, it is a waste.'

He said, 'Misery of life starts at literacy,' and spoke about the hardships of learning.

He faced difficulties with the spirit of 'one eye, two feet, three gallbladders, four strengths'.

He is majoring in philosophy at university, but he is a typical example of a 'learned fool'.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.