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.
Plutarch (1844). “Lives, Translated from the Original Greek: With Notes, Historical and Critical; and a Life of Plutarch”, p.182