Allowing another to pull you off course soon makes mockery of the mastery of balanced control presumptuously presented to self.
— Papi Proverb 80
You may also like
Proverb #14
The discipline that transcends all others is that assigned to the soul.
Papi
Proverb #154
Consider it ill mannered to interrupt someone while they are calculating.
Proverb #254
The greed to gain much in order to give little is all too apparent and its registry noted.