One must not be negligent in learning. In the Lun Yu it says: "To study and not to think is darkness. To think without study is dangerous."
Takeda NobushigeOne must never be perfidious to his master. In the Lun Yu it says: One should act according to the way even in times of haste. One should act according to the way even in times of danger. It says further: 'When one is serving his master, he should exert himself.'
Takeda NobushigeGood medicine is bitter to the mouth, but has an effect on the disease. Faithful words hurt one's ears, but have value for one's conduct.
Takeda Nobushige