"He's one of the most talented and fearless drivers of the moment", said Wolff.
Hamilton was on course to challenge Vettel for pole, but went in too deep on his brakes at the hairpin and crossed the line adrift of his championship rival. "Could have been better, but everybody makes it so dramatic".
"There was no chance to go slalom around them".
With Lewis Hamilton in doubt over his long-term future within the sport, Toto Wolff told Dutch newspaper De Volkskrant that he is a fan of Max's style of driving and could become a Mercedes driver when his Red Bull contract expires.
Given that the hyper-soft is expected to be worth almost a second in performance over a flying lap, Lewis Hamilton's fourth fastest time - set on the super-soft compound and 0.579s off Verstappen - looks all the more competitive.
The weather is also often an issue at the Canadian Grand Prix.
Villeneuve, from Berthierville, Que., claimed his first Formula One victory on what was then called Circuit Ile Notre-Dame in 1978 in a Ferrari.
"It was a special feeling pulling out of pit lane - I had a big smile on my face", the 22-year-old said.
He retired in Azerbaijan after a collision with Ricciardo and in China he tangled with Hamilton and Vettel, finishing fifth after a 10-second penalty demoted him from fourth, while Ricciardo won the race.
"Now he's in the spotlight, the P3 crash [in Monaco] wasn't a small error, but any small error now he is probably going to get a little bit picked apart from", he said, per Sky Sports. Because he has already used the allotment of two, replacing it would have saddled him with a grid penalty. "But we're going to get it later anyway, so that's all good". "For now, we still have enough parts to run, and if it runs reliable we will do the whole weekend with it". "I'm exhausted of all the comments that I should change", he said.
"I think they'll be at this stage hard to beat", he admitted, "but I think we can still improve the vehicle a lot, do more laps, learn a bit more and I think we'll be okay".
The Dutchman, who has had a hard start to the season with a series of crashes and errors, said: "I am really happy with this weekend so far".
Red Bull boss Christian Horner has hinted that Red Bull Racing is ready to take a gamble on Honda power units for the 2019 Formula 1 season, with a decision set to be made before the Austrian Grand. Although a faster auto is one of his goals for next year, he was also asked if his success this season has increased his asking price.