Laconic / Tsundere

Sour exterior, sweet interior, or vice versa.
Well, obviously, you were too lazy to read the whole page and just read this. Hurry up and read the Unabridged Version HERE, you...i-idiot!! Well... n-no... it's okay if you don't want to. *blush*

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/TsunDere