He said taking a gamble or two was often the defining moment of a season where competitions were won or lost.
With just one losing draw so far this summer, it's hard to argue with Diack's theory.
Tech were all out for 211 runs in the 56th over with No4 Christian Purchase scoring 70 and No11 Jurgen Andersen scoring a quick-fire 28 from 29 balls.
Dale's Eddie Torr took 4-37 from 18 overs, including five maidens while fellow medium pacer Garry Paine and medium/fast Stan Mair claimed two scalps each.
In reply, the visitors were skittled for a paltry 66 in 26.5 overs.
No5 and Central Districts squad member Ajaz Patel top-scored for the maroons with 21 runs.
While they failed to fire with their willows, Hawke's Bay reps Liam Rukuwai, Stevie Smidt and Bronson Meehan did the damage with the ball with no other bowlers required.
Opener Rukuwai took 5-14 from 13.5 overs, including seven maidens.
CD squad member Smidt claimed 3-32 from 10 overs, including two maidens, while Meehan took 2-11 from three overs.
With Ruahine Central Hawke's Bay and The Station Napier Old Boys' Marist (NOBM) match rained out after lunch at Ongaonga Domain, Tech are now on the top of the table.
CHB were 145-2 in 27 overs when the game was called off for a share of the points.
"It was heavy rain but persistent enough after lunch so they pulled the pin," CHB skipper Scott Schaw said.
The previous Saturday CHB and NTOB had a tie after they scored 262 runs each at Ongaonga Domain.
CHB No6 James Mackie scored 60 runs, No3 Hamish Lewis added 50 while Schaw and Henry Hunter contributed 40 each to the cause.
NTOB No4 Alex McGarva scored 91 runs, while opener Indika Senarathne set the platform with 70.
At Anderson Park Havelock North asked some serious questions of a depleted Heretaunga Building Society Cornwall with an outright victory.
Having won the toss, captain Jacob Smith asked the villagers to pad up before they were all out for 191 in 59.2 overs.
No4 Adam Bryant top-scored with 64 runs, while Havelock skipper Todd Astill was unbeaten on 44 from 43 balls at No7.
Having made his debut for the senior men a fortnight ago, Lindisfarne College's Jack Arnall had a spring in his step with 7-55 from 17 overs, including five maidens, with a run rate of 3.24.
The bowling arm of batsman Michael Taiaroa was the most economical at 1.67 runs an over when he claimed 1-25 from 15 overs, including a maiden.
In reply, Cornwall stuttered to 116-9 in 39.2 overs with No6 Ben Wilson top-scoring with 29 as the visitors had a cellphone-number look about their scoreboard.
Left-arm medium pacer Stu McVeigh took 3-13 from five overs, including a maiden, while Jeremy Ketel took 2-19 from 11 overs, including three maidens, and Jared Priest 2-10 from 2.2 overs.
With Cornwall one player short, Astill said they would be asking for a 0.2 bonus point for the last wicket, too. "They didn't produce the last batsman so 0.2 points are gone."
Whatever the villagers had for lunch wasn't ideal because they collapsed from 130-3 to 139-9.
With 10 overs remaining Astill upped the tempo with No11 Jeremy Ketel anchoring the innings.
"Anderson Park is our home ground so we have a lot of pride playing there," Astill said of a side that struggled with numbers at the start of the season.