HODIE (Roman Calendar): ante diem quartum Kalendas Augustas.
MYTHS and LEGENDS: The art image for today's legend shows Heracles and Alcestis, and there are more images here.
TODAY'S MOTTOES and PROVERBS:
3-WORD MOTTOES: Today's 3-word verb-less motto is Paulatim, sed firmiter (English: Slowly but surely).
ANIMAL PROVERBS: Today's animal proverb is Scit multa vulpes, magnum echinus unicum (English: The fox knows many things; the hedgehog knows one big thing).
POLYDORUS: Today's proverb from Polydorus is: Argento obediunt omnia (English: All things obey the coin).
GREEK PROVERBS: Today's proverb is Καιρὸς ψυχὴ πράγματος (English: The right moment is the soul of the deed).
BREVISSIMA: The distich poster for today is Ditat Servata Fides. Click here for a full-sized view.
And here are today's proverbial LOLcats:
Omnes filii Dei estis.
You are all children of God.
Nemo sine crimine vivit.
No one lives without crime.
MILLE FABULAE: The fable from the Mille Fabulae et Una book is Ranae et Iuppiter, in which the frogs ask for a king, with English versions here; you will also find the illustrations there which display in this animated gif: