What is -LSB- math -RSB- \ displaystyle \ lim _ -LCB- x \ to \ frac -LCB- \ pi -RCB- -LCB- 2 -RCB- -RCB- -LRB- \ tan x -RRB- ^ -LCB- \ tan 2x -RCB- -LSB- / math -RSB- ?
`` Why was '' `` The Sorrows of Young Werther '' '' by Johann Wolfgang von Goethe banned ? ''