Safety Jayron Kearse and the Dallas Cowboys' defense are riding high after a dominant start to the season. ... and using a Kobe Bryant-inspired 'Mamba Mentality'' to be the NFL's best.

That phrase might as well be Dallas Mavericks shooting guard Tim Hardaway Jr. 's motto, as he has that Kobe Bryant "Mamba Mentality" when it comes to shooting the rock.

That's the Kobe mentality. It's like, 'F it,' go out and win the next game." RELATED: Olympic medal count: Hailey Van Lith, Team USA win 3x3 bronze at Paris Olympics ...