Eat, drink and be merry for tomorrow we die.
It means do what you want because you never know what will happen tomorrow.
Eat all you want, drink what you want, be as merry as you can, because tomorrow is not a guarentee.
A beber y a tragar, que el mundo se va a acabar
Other Proverbs
A fleeing enemy, silver bridge ( A enemigo que huye puente de plata)
Who grasps at too much loses everything
Appetite comes with eating
“Be more apañao’ that a peseta”