More quotes by Seneca

"errare humanum est, sed perseverare diabolicum: 'to err is human, but to persist (in the mistake) is diabolical."
"Life is like a play: it's not the length, but the excellence of the acting that matters."
"Luck is what happens when preparation meets opportunity."
"The best ideas are common property"
"Nothing, to my way of thinking, is a better proof of a well ordered mind than a man’s ability to stop just where he is and pass some time in his own company."