People's minds are changed through observation and not through argument.
When you put down the good things you ought to have done, and leave out the bad ones you did do well, that's Memoirs.
Don't gamble; take all your savings and buy some good stock and hold it till it goes up, then sell it. If it don't go up, don't buy it.
Buy land. They ain't making any more of the stuff.
Do the best you can, and don't take life too serious.
In Hollywood the woods are full of people that learned to write but evidently can't read. If they could read their stuff, they'd stop writing.