Darth Vader...

on confidence...

"They'll be no one to stop us this time!"

"All too easy"

on etiquette...

"We would be honored, if you would join us"

on prayer...

"I am altering the deal, pray I don't alter it any further."

on hubris...

"Don't be too proud of this technological terror you've constructed..."

on faith...

"The ability to destroy a planet is nothing compared to the power of the Force"

on being frank...

"You are part of the Rebel Alliance and a traitor...!"

on self esteem...

"When I left you I was but a learner, now I am the master!"

on power...

"Join me and I will complete your training. With our combined strength we can end this destructive conflict and bring order to the galaxy!"

on swordplay...

"It is unwise for you to lower your defenses!"

on personal responsibility...

"He is here. I must face him, alone."

on intimidating your opponent...

"Don't make me destroy you"

"Your powers are weak, old man"

"Perhaps you're not as strong as the Emperor thought"

on encouragement...

"Impressive...most impressive."