Lee said: "We will get a bit more confident from taking a point against Tottenham. Football is all about confidence.
"But there were signs of how committed the players are to the cause and that was pleasing.
"I'm looking for improvement in each and every game and we were a bit more solid against Tottenham than we have been.
"We defended balls into our area a lot better than we have been doing.
"I like the boys to be comfortable in possession. That is important to me."