Juventus coach Massimiliano Allegri said his side's 1-0 victory at Sampdoria was "an important step" on their road to making Serie A history.
The reigning champions moved 10 points clear of second-placed Napoli thanks to Juan Cuadrado's seventh-minute goal at the Marassi.
But they found their opponents difficult to break down and almost conceded a late leveller.
Allegri's men look increasingly likely to clinch an historic sixth straight Scudetto.
He told the official Juventus website: "It was an...