The doctor continued, "What wise man would dare to say, this is so?" We know nothing. Ignoramus et ignorabimus. Who understands exactly the concept of time? Who knows for certain the meaning of space? Science goes groping like a blind man along the road, and when at odd moments it catches a faint gleam of the light, it proclaims its final triumph.

Ruben Darío. THE CASE OF SENORITA AMALIA.