I thought his behavior was strange.

He used a tie to bind two things together.

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.

He achieved great success in his business, but as the proverb 'A thousand gold pieces' fur is not from one fox's armpit' suggests, it was not something he obtained overnight.

Rui is accumulating study every day.

He quoted the proverb 'Once a word leaves your mouth, you cannot chase it back even with the swiftest horse' to teach me to choose my words carefully.

He was known as a bully at school.

I fed the pigeons in the park.