"Furthering your skill in a weapon is still a worthy pursuit for ensuring you are never caught unable to defend yourself. A sharp edge in the right place can still do damage that a punch may no longer have the strength to give."

Toge was capable in his own ways and Daqiang trusted him to know his own ability better than Daqiang could. So mostly he was ensuring that Toge understood the value in learning rather than any real attempt to convince him to continue. Toge was not yet his soldier or lieutenant to command. He was, however, currently what Daqiang considered an ally and as such, Daqiang did have an interest in ensuring Toge lived up to his potential.