“If one cannot learn from the mistakes of others, one might as well become a Democrat.”

“It's said that a wise person learns from his mistakes. A wiser one learns from others' mistakes. But the wisest person of all learns from others's successes.”

“Learn from the mistakes of others and avoid being one whose mistakes are used as lessons by others.”

“Stalin made mistakes. He made mistakes towards us, for example, in 1927. He made mistakes towards the Yugoslavs too. One cannot advance without mistakes… It is necessary to make mistakes. The party cannot be educated without learning from mistakes. This has great significance.”

“Wise is the one who learns from another´s mistakes. Less wise is the one who learns only from his own mistakes. The fool keeps making the same mistakes again and again and never learns from them.”

“That is probably the hardest thing a person can learn, as I so often find in others (and in myself as well in the past) to forgive one’s own mistakes and lapses.”

“Learning to be wise has a deeper purpose than just learning to be smart. To become wise, we must learn to understand and master things we do not know. Learn from the mistakes we make ourselves. Learn from the mistakes other people make, and find out how other people achieved success.”

“It is better to learn from the mistakes of others than that others should learn from you.”
Te de aliis, quam alios de te suaviu’st.

“The only real mistake is the one from which we learn nothing.”

“One cannot learn from someone whom one distrusts.”