One should be wary of talking on end about such subjects as learning, morality or folklore in front of elders or people of rank. It is disagreeable to listen to.
Yamamoto TsunetomoWhen one is writing a letter, he should think that the recipient will make it into a hanging scroll.
Yamamoto TsunetomoThere is not a man who does not get senile by the time he reaches sixty. And when one thinks that he will not be senile, he is already so.
Yamamoto Tsunetomo