Those who do not remember the past are condemned to repeat it. George Santayana
We do not remember days, we remember moments. Cesare Pavese
Why can we remember the tiniest detail that has happened to us, and not remember how many times we have told it to the same person. François de La Rochefoucauld
A drunken donkey will not remember the monkeys bite. Afghan Proverb
Tell me and I'll forget. Show me, and I may not remember. Involve me, and I'll understand. Native American Proverb
The mother-in-law does not remember that she was once a daughter-in-law. Portuguese Proverb