Now unlike rappers like Nas who use pretty much the same flow and cadences over

beats
Drake is a rapper who has pretty much mastered the aspect of flow and cadence to provide great music and memorable verses that are quoted on a large scale in hip hop
Some of his most recent and great examples of this would be songs such as
His last verse on Connect is also a great example of his technique in producing enticing flows and cadences to create rap melodies that bring emphasis to his lyrics
A more more recent example would be his verse on Beyonce's Mine song
Skip to 4:50
This verse is just

...Portrays such great knowledge and recognition of the importance of flow and cadence
Drake is a rapper that gets it and with each album realease he seems to keep improving in this area which provides us with better more musically improve tracks and classics
The Yung ANgel