Know that the philosopher has power over the stars, and not the stars over him. Author: Paracelsus Copy Quote More from Paracelsus “Thoughts are free and subject to no rule. On them rests the freedom of man, and…” “He who knows nothing, loves nothing. He who can do nothing understands nothing.…” “All things are poisons, for there is nothing without poisonous qualities. It is…” “Be not another, if you can be yourself. ”