He started a new business, but as the proverb 'the road to happiness is strewn with setbacks' suggests, he is facing many difficulties.

He often quotes proverbs in his conversation.

He spends a lot of time studying.

He reads a lot of books.

He faced many difficulties before he succeeded, but as they say, the road to happiness is strewn with setbacks.

He said, 'This problem cannot be solved.'

He is facing a difficulty.

We have to face this problem.

This is my new kimono.

This is my new car.