"If someone is able to show me that what I think or do is not right, I will happily change, for I seek the truth, by which no one was ever truly harmed. It is the person who continues in his self-deception and ignorance who is harmed."
"Dwell on the beauty of life. Watch the stars, and see yourself running with them."
"When another blames you or hates you, or people voice similar criticisms, go to their souls, penetrate inside and see what sort of people they are. You will realize that there is no need to be racked with anxiety that they should hold any particular opinion about you."
"We must make haste then, not only because we are daily nearer to death, but also because the conception of things and the understanding of them cease first."
"You have power over your mind - not outside events. Realize this, and you will find strength."
"From the philosopher Catulus, never to be dismissive of a friend's accusation, even if it seems unreasonable, but to make every effort to restore the relationship to its normal condition."