Carpe diem, quam minimum credula postero'Snatch at today and trust as little as you can in tomorrow' - (Odes) Often translated as 'Seize the day'.
Help a man against his will and you do the same as murder him.
Faults are soon copied.
Let not a god interfere unless where a god's assistance is necessary. [Adopt extreme measures only in extreme cases.]
Superfluous advice is not retained by the full mind.
How slight and insignificant is the thing which casts down or restores a mind greedy for praise.