Answer:
I am never quite what I appear to be. Straight-forward I seem, but it's only skin deep. For mystery most often lies beneath my simple speech. Sharpen your wits, open your eyes, look beyond my exteriors, read me backwards, forwards, upside down. Think and answer the question...
What goes further the slower it goes?
What word is a plural, but when you add an "S" to the end, it becomes singular?
By the way, what never moves, wears shoes, sandals and boots, but has no feet?
Mobsters judge the quality of a vehicle by the size of this
What covers its face with its hands, speaks no language, yet most known what it's saying?