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

There is a proverb that says 'even a dog wouldn't eat a marital dispute,' so we should not interfere in their problems.

He's always shouting loudly, but in reality, he's just a barking dog that seldom bites.

They say 'even a dog wouldn't eat a couple's quarrel', but our quarrels are not that serious.

He was hesitant to start a new business, but I encouraged him by saying, 'There is a danger of tragedy in any attempt.'