Tottenham intend to move into their new stadium, which will be built close to their current ground, White Hart Lane site, in time for the 2018-19 season. The estimated cost is 400 million pounds to 450 million pounds, according to British media.
"I have read a lot about Arsene Wenger saying the toughest period for Arsenal was in the period that they built their stadium," Pochettino told British media, referring to Arsenal's manager.
"I think you need to know, and the people need to know, that this is a very tough period for us.
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"We need to be careful because we need to arrive at the new stadium in very good condition to try to fight for everything, and try to show that we are one of the best clubs and teams in the world."
Tottenham, who are third in the table, host ninth-placed Watford in the league on Saturday.
(Reporting by Shravanth Vijayakumar in Bengaluru; editing by Katharine Houreld)
