[9]
I am composed of 21 letters.
My 3, 2, 12, 16, is a fixed principle in the art of fencing.
My 13, 4, 10, 8, is a beverage.
My 19, 5, 7, 1, 16, is what nobody would wish to lose.
My 15, 20, 6, 16, 14, 8, is a relation.
My 17, 9, 21, 10, are animals.
My 18, 6, 14, is a great ally of experience.
My 11, 20, 7, is a fruit.
My whole is a proverb.