Even after three explanations, he remained thick as a plank, refusing to understand the simple concept.

After months of failed experiments, the research team decided to give something up as a bad job and focus on more promising approaches.

When asked about the inheritance, Uncle Martin was close as wax and refused to give any details.

When the salesperson tried to convince us the trial was completely harmless, my boss muttered, "there ain't no such thing as a free lunch," and insisted we read the terms carefully.

When the company offered free software, I reminded the team that there's no such thing as a free lunch, and hidden costs would likely appear later.

After the merger, the company insisted on maintaining business-as-usual to avoid disrupting operations.

Despite mounting evidence of risk, the board maintained a business-as-usual mindset that postponed necessary reforms.

One must manage as best one can in difficult times.

Many fruits, such as oranges and strawberries, are rich in vitamin C.

After the costume mishap at the lake, he stood naked as a jay-bird while everyone tried to help.