Use "inscrutability" in a sentence

1. Synonyms for Ambiguousnesses include ambiguities, vaguenesses, inscrutability, inscrutableness, mysteriousnesses, obscurenesses, abstrusenesses, dubiousnesses

2. Synonyms for Ambiguities include ambiguousnesses, enigmata, vaguenesses, abstrusenesses, inscrutability, inscrutableness, murkinesses, mysteriousnesses, nebulosities

3. Synonyms for Ambiguousness include ambiguity, vagueness, inscrutability, inscrutableness, mysteriousness, obscureness, abstruseness, dubiousness, equivocality and

4. Friends and colleagues describe him as modest yet tenacious, with an mix of shyness and ambition, inscrutability, Correctitude and warmth