udi ate ▁it . ▁Over ▁the ▁years , ▁however , ▁no ▁fewer ▁than ▁five ▁of ▁the ▁currently ▁sitting ▁Just ices ▁have , ▁in ▁their ▁own ▁opinions , ▁personally ▁driven ▁p enc ils ▁through ▁the ▁creature ' s ▁heart ▁( the ▁author ▁of ▁today ' s ▁opinion ▁repeatedly ), ▁and ▁a ▁sixth ▁has ▁joined ▁an ▁opinion ▁doing ▁so . ▁▁ ▁The ▁secret ▁of ▁the ▁Lem on ▁test ' s ▁surv ival , ▁I ▁think , ▁is ▁that ▁it ▁is ▁so ▁easy ▁to ▁kill . ▁It ▁is ▁there ▁to ▁sc are ▁us ▁( and ▁our ▁audience ) ▁when ▁we ▁wish ▁it ▁to ▁do ▁so , ▁but ▁we ▁can ▁command ▁it ▁to ▁return ▁to ▁the ▁tomb ▁at ▁will . ▁When ▁we ▁wish ▁to ▁strike ▁down ▁a ▁practice ▁it ▁forb ids , ▁we ▁invoke ▁it ; ▁when ▁we ▁wish ▁to ▁u ph old ▁a ▁practice ▁it ▁forb ids , ▁we ▁ignore ▁it ▁entirely . ▁Sometimes , ▁we ▁take ▁a ▁middle ▁course , ▁calling ▁its ▁three ▁pr ongs ▁' no ▁more ▁than ▁helpful ▁sign posts .' ▁Such ▁a ▁do cile ▁and ▁useful ▁mon ster ▁is ▁worth ▁keeping ▁around , ▁at ▁least ▁in ▁a ▁som n ol ent ▁state ; ▁one ▁never ▁knows ▁when ▁one ▁might ▁need ▁him . ▁( C itations ▁omitted .) ▁ ▁References ▁ ▁See ▁also ▁ ▁Fre edom ▁of ▁speech ▁in ▁the ▁United ▁States ▁ ▁School ▁speech ▁cases : ▁ ▁T ink er ▁v . ▁Des ▁Mo ines ▁Independent ▁Community ▁School ▁District ▁( 1 9 6 9 ) ▁ ▁Beth el ▁School ▁District ▁v .