But the scariest of all’s the witless caver; Spelunker is the name that he goes by. He caves alone with just one light, A worn-out rope, and boots too tight, Looking for a cave in which to die.

[…] and if your love Can labour aught in sad invention, Hang her an epitaph upon her tomb, And sing it to her bones …

The beautiful prismatic colours seen on the Labrodore stone are owing to a similar cause, viz. the thinness of the laminæ of which it consists […] .

A task for future Esperantological research is to examine more thoroughly the relationship between Esperanto and Volapük and also other constructed language projects which were published before Zamenhof began work on his international language.