
“Give not rein to your hot mood, give time, a little delay; impulse is ever a bad servant.”
Ne frena animo permitte calenti,
da spatium tenuemque moram, male cuncta ministrat
impetus.
Source: Thebaid, Book X, Line 703. Variant translation: Give not reins to your inflamed passions: take time and a little delay; impetuosity manages all things badly.