"Time is that wherein there is opportunity, and opportunity is that wherein there is no great time. Healing is a matte…"

"Conclusions which are merely verbal cannot bear fruit, only those do which are based on demonstrated fact. For affirm…"

"Everything in excess is opposed to nature."

"To do nothing is sometimes a good remedy."

"Ὁ βίος βραχὺς, ἡ δὲ τέχνη μακρὴ, ὁ δὲ καιρὸς ὀξὺς, ἡ δὲ πεῖρα σφαλερὴ, ἡ δὲ κρίσις χαλεπή. Δεῖ δὲ οὐ μόνον ἑωυτὸν παρ…"

"For extreme diseases, extreme methods of cure, as to restriction, are most suitable."

"Sleep and watchfulness, both of them, when immoderate, constitute disease."

"Those diseases which medicines do not cure, iron cures; those which iron cannot cure, fire cures; and those which fir…"

"Medicine is of all the Arts the most noble; but, owing to the ignorance of those who practice it, and of those who, i…"

"ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν"