Do not trust all men, but trust men of worth; the former course is silly, the latter a mark of prudence. Democritus
Affairs are easier of entrance than of exit; and it is but common prudence to see our way out before we venture in. Aesop
It is by the goodness of God that in our country we have those three unspeakably precious things: freedom of speech, freedom of conscience, and the prudence never to practice either of them. Mark Twain
One column of truth cannot hold an institution of ideas from falling into ignorance. It is wiser that a person of prudence and purpose save his strength for battles that can be won. Bryant H.McGill
Running back-to-back races requires a certain tactical prudence. Going too hard in any one race might jeopardize your performance in another. Maintaining proper hydration and caloric equilibrium also becomes increasingly critical. Dean Karnazes