Tottenham star Son Heung-min is challenging himself to be sharper in front of goal next season.
The 28-year-old is heading into his sixth season in the Premier League. His haul of 14 Premier League goals in 2016-17 remains Son's best return, as he has since followed that up with 12, 12 and, most recently, 11 goals in 2019-20.
Spurs could only finish sixth last term, with their apparent lack of attacking cohesion a frequent source of frustration for fans.
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Pre-season, although shortened because of the coronavirus pandemic enforcing a later finish to 2019-20, gives Jose Mourinho a period to work with his players without the pressure of results.