Ugh.....I can never get away without having to write things bluntly....

Three lines:
1) The Sharingans true power...
2) My power...
3) Uchiha Madara's power...

Increasing definition:
Each line encompasses a greater representation of power.

Legacy:
As in the name of a person precedes them. This is especially true with Tobi, whom appears to be a nobody, contrasted to the name Uchiha Madara, who's name is recognized even by Kyubi.