Sentence examples for good only once from inspiring English sources

But the attack demonstrated an adage in counterterrorism: security officials have to be good all the time, and terrorists have to be good only once.

If the parents do not comply, Mr. Frye tells them, their child's grade may suffer — a threat on which he has made good only once in the three years he has been making such assignments.

Londonderry showed good judgment only once.

First, it might be wondered whether historicism becomes a good idea only once one has established that science is basically successful, or if historicism should be endorsed within every scientific community and possible world.

The young man who delivers the rolls (those with rosemary are especially good) comes around only once, even though diners have empty bread plates.

After the fight Dempsey retired for good, and Tunney fought only once more.

A good player may bluff only once, perhaps twice, in an eight-hour session, but without this weapon of potential deception one may as well toss in the cards and wager on thumb wrestling.

The Tangerines had gone into this one in good form, having lost only once in their previous nine league games.

Not quite - they're woefully off key - but Rhys is on good form, muffing the words only once.

In the event, he managed the correct send-off, although saying "good night", unlike his "hello", only once.

The Czech maintained his odd record of having lost his first match and won his second on each of his five appearances in London, which has only once been good enough to take him through to the semi-finals.