sharp as a tack

Notre Dame coach Evan Yabu said of Hurst, “He’s accurate. He’s as sharp as a tack.”

When Joe Biden was still president, the pressure to insist that he was as fit as a fiddle and as sharp as a tack led them to prop up a fatally unpopular president.

“President Trump is sharp as a tack,” Leavitt added, “and executes a rigorous campaign schedule every single day.”

“We all know at some point there’s the right exit off the highway to take, but when I talk baseball with him, he’s still as sharp as a tack.”

“Talk to him for five minutes and you’ll see he’s sharp as a tack.”