When your thoughts, words, and deeds form a seamless fabric, you streamline your efforts and thus eliminate worry and dread.
There is nothing good or evil save in the will.
What is a child? Ignorance. What is a child? Want of instruction.
No man is free who is not master of himself.
To live a life of virtue, match up your thoughts, words, and deeds.
When a youth was giving himself airs in the Theatre and saying, 'I am wise, for I have conversed with many wise men,' Epictetus replied, 'I too have conversed with many rich men, yet I am not rich!’.