Because you're perfect.
sar⋅casm
  /ˈsɑrkćzəm/  [sahr-kaz-uhm] 
–noun
1.    harsh or bitter derision or irony.
2.    a sharply ironical taunt; sneering or cutting remark: a review full of sarcasms.
Origin:
1570–80; < LL sarcasmus < Gk sarkasmós, deriv. of sarkázein to rend (flesh), sneer; see sarco-
Synonyms:
1. sardonicism, bitterness, ridicule. See irony 1 . 2. jeer.