9.
The Discourse on Mental Rigidity
71.
"Monks, there are these five mental rigidities.
Which five?
Here, monks, a monk is uncertain about the Teacher, doubts sceptically, does not resolve upon it, is not confident.
Monks, a monk who is uncertain about the Teacher, doubts sceptically, does not resolve upon it, is not confident, his mind does not incline to ardour, to pursuit, to perseverance, to striving.
One whose mind does not incline to ardour, to pursuit, to perseverance, to striving - this is the first mental rigidity.
"Furthermore, monks, a monk is uncertain about the Teaching, etc. is uncertain about the Community, etc. is uncertain about the training, etc. is angry towards his fellows in the holy life, displeased, with a struck mind, with barrenness arisen. Monks, a monk who is angry towards his fellows in the holy life, displeased, with a struck mind, with barrenness arisen, his mind does not incline to ardour, to pursuit, to perseverance, to striving. One whose mind does not incline to ardour, to pursuit, to perseverance, to striving - this is the fifth mental rigidity.
"For the abandoning of these five mental rigidities, monks, etc. these four establishments of mindfulness are to be developed." The ninth.