He decided not to use the money obtained by illegal means, saying 'easy come, easy go.'

He believes in celibacy and says he has no intention of getting married.

He is the type of person who understands ten from hearing one.

After we had a big fight, we became a stronger relationship, just like the proverb 'after the rain, the ground hardens'.

With the spirit of preparing before it's too late, he started studying a week before the exam.

He is exactly in the state of 'A frog in a well does not know the vast ocean.'

He spoke of his big dreams, saying, 'How can a sparrow understand the ambitions of a swan?'