[Also: Vieil arbre mal aisé à redresser. Compare the English, “Old dogs are hard to train.” (See [Jeune].)
“Train up a child in the way he should go, and when he is old he will not depart from it.”—Proverbs xxii. 6.]
Il faut que jeunesse se passe = Boys will be boys.
Joie
Un rabat-joie = A mar-joy; A wet blanket.
Jouer
Il joua de son reste = He played his last card; He was on his last legs.
[Carefully distinguish this from Jouir de son reste = To make the most of one’s remaining time.]
Il joue au plus sûr = He plays a safe game.