errare humanum est, sed perseverare diabolicum: 'to err is human, but to persist (in the mistake) is diabolical.
I am not a ‘wise man,’ nor . . . shall I ever be. And so require not from me that I should be equal to the best, but that I should be better than the wicked. It is enough for me if every day I reduce the number of my vices, and blame my mistakes.
Just as I shall select my ship when I am about to go on a voyage, or my house when I propose to take a residence, so I shall choose my death when I am about to depart from life.
No great genius has ever existed without some touch of madness.
Friendship always benefits; love sometimes injures.
Enjoy present pleasures in such a way as not to injure future ones.
Begin at once to live, and count each separate day as a separate life.
Every new beginning comes from some other beginning's end.