Русско-английский словарь пословиц и поговорок

ЧЕЛОВЕК ДВА РАЗА ГЛУП ЖИВЕТ СТАР И МАЛ

Old people become silly and helpless and behave like children

Cf:An old man is twice a boy (Am.). An old man is twice a child (Br.). Old men are twice children (Am.,Br.). Once a man and twice a child (Am.,Br.). When the age is in the wit is out (Br.)