The flash leads upwards to signify progress, steadfastness, sureness and the inculcation of values. Verbal particles indicating sureness, polite requests, authoritativeness, dubiousness, and other nonlexical information follow clauses. But the work had a maturity of concept and sureness of execution that defied precocity. His qualities were pace, sureness of tackle and a great positional sense. He moves now with the sureness, grace and precision of the born athlete. Strauss wrote to his father that the soloist had "Kolossaler sicherheit" (colossal sureness). Your feet hit the dirty pavement with a sureness of direction.