Paracelsus

"The foundation of all certainty and truth is God."

"A man who fears suffering is already suffering from what he fears."

"The highest point of technique is to have no technique."

"Experience is the best teacher."

"Nature is not human nature."

"The purpose of life is not to be happy. It is to be useful."

"Gratitude is the sign of noble souls."

"He who is not grateful for the good things he has, will not be happy with more."

"The spirit is the master, imagination the master-workman, the body the machine."

"There is no disease which cannot be cured by proper understanding and treatment."

"The secret of the greatest power lies in the smallest things."

"Man is born not for himself alone, but for his country."

"The greatest discovery of all is that a person can change his future by merely changing his attitude."

"In sickness and in health, the mind must remain strong."

"What is written in the stars cannot be undone by the will of man."

"True science is the knowledge of things, not words."

"The true art of medicine is the art of amusing the patient while nature cures the disease."

"He who understands nothing loves nothing."

"The invisible world is the real world; the visible world is the illusion."

"To the wise, nothing is admirable."

"Good is often invisible, as is evil."

"The measure of all things is man, but not physical man."

"Words are but the shadows of deeds."

"The body is the house of the soul."

"In the moment of decision, the best thing you can do is the right thing."

"There is no greater treasure than good health."

"The life of a man is a long fight against the forces of nature."

"Understanding is the first step to love."

"He who does not know how to be silent, does not know how to speak."

"The greatest discovery is that light is not only in the sun."