kono-ore-sama-dragon-ball.png

Translation

• ko' kono
  ore-sama ga
  taishita koto
  nai dato......!!!!
  こっ　この　オレさまが　たいしたこと　ないだと･･････！！！！
  Th-- this me isn't [a big deal], [you] say......!!!!
• sou da
  そうだ
  [That's right.]
• ima no kougeki de
  wakatta
  いまの攻撃で　わかった
  With [that] attack [just] now [I] realized.
  (Goku figured Nappa isn't a big deal from how weak his attack was.)