Just do it – Nike slogan

Never express yourself more clearly than you are able to think – Niels Bohr

Dans les champs de l’observation le hasard ne favorise que les esprits prepares – Louis Pasteur
(often rendered as: Chance favors the prepared mind)

A language that doesn’t affect the way you think about programming, is not worth knowing – Alan Perlis

Try – Fail – Try again – Fail better