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The Brazil striker hadn't scored a Premier League goal since August but bagged goals in the 21st and 50th minute against the Toffees.
And the youngster was in doubt that the arrival of his family has been a major factor in his upturn in fortunes.
"I tried [to score a hat-trick] but it is difficult," said Jesus.
"I am so happy with the performance of the team. Everton have amazing players.
"They played very well. I am so happy because of this. We played very well and won the game.
"My confidence is back because my family is here and it helps me a lot. I need my family in this moment.
"This year it [the title] will be more difficult because the clubs will play better. I think it is very important we have come back to first position."
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