Exercise invigorates the body and sharpens the mind. Autore: Michael Crichton Copy Quote More from Michael Crichton “But where will this mania for entertainment end? What will people do when they …” “The purpose of history is to explain the present - to say why the world around …” “I believe my life has value, and I don't want to waste it thinking about clothi…” “The risk is too great. A man cannot place too much faith in any one thing, neit…”