He [Cato] used to say that in all his life he never repented but
of three things. The first was that he had trusted a woman with
a secret; the second that he had gone by sea when he might have
gone by land; and the third, that had passed one day without
having a will by him.
Quotes, by Plutarch
, Source: Life of Cato (vol. II, p. 495), (Langhorne's translation)