Paracelsus

"Nature is not at all cruel; she is only extremely practical and honest."

"Do not go where the path may lead, go instead where there is no path and leave a trail."

"The highest science is knowledge of self."

"Anger is short madness."

"Love is the bridge between two souls."

"The greatest secrets are hidden in the smallest things."

"Healing is a matter of time, but it is sometimes also a matter of opportunity."

"One finger in the throat and one in the rectum makes a good diagnostician."

"Observation is the lowest level of science."

"The signature of a thing is its form and property."

"Every man is his own greatest enemy, but he can also be his own greatest friend."

"Time reveals the truth in all things."

"Beliefs can create miracles, but miracles cannot create belief."

"A man who knows the art of living always travels in a straight line; an ignorant man travels in circles."

"The greatest sign of success for a teacher is to be able to say, 'The children are now working as if I did not exist.'"

"Where there is no imagination there is no horror."

"All knowledge and all power is in the mind."

"The human body is the microcosm of the universe."

"He who has not suffered has not lived."

"The preparation of the remedy is a laborious task; but the knowledge of it is still more difficult."

"Understanding is the beginning of approving."

"It is in itself a wonder that anyone should believe in the existence of any reality outside his own mind."

"The apothecary of yesterday is the physician of today."

"The human body must not be confused with matter and atoms; it is a pattern, an organization of matter."

"To keep the body in good health is a duty; otherwise we shall not be able to keep our mind strong and clear."

"Good words and works will not last long unless they are performed with patience."

"The flesh is the mirror of the soul."

"A doctor must have the heart of a lion and the hands of a woman."

"Nature is a guide that should never be left behind."

"What a man says is not always true, but what nature says is always true."