Use "clear-thinking" in a sentence

1. The greater irony was/is the failure of otherwise clear-thinking individuals to recognize that such spending, on a number of levels, was/is oftentimes a break-even proposition with no clear-cut winners however a high number of discernable losers

2. byassociation with a broad, clear-thinking, sympathetic nature

3. making love, and it takes smarts and clear-thinking to master it

4. He saw in him a remarkable, clear-thinking man of vast intellect who by his energy and persistence had attained power, which he was using solely for the welfare of Russia

5. Its greatest strength is its direct, clear-thinking presentation of market-relevant news that leaves often confused approaches of other publications behind