Everything is mere opinion.

Give your heart to the trade you have learnt, and draw refreshment from it. Let the rest of your days be spent as one who has whole-heartedly committed his all to the gods and is thenceforth no man's master or slave.

‎"Begin the morning by saying to thyself, I shall meet with the busy-body, the ungrateful, arrogant, deceitful, envious, unsocial

Don't go on discussing what a good person should be. Just be one.

All things are in the act of change; thou thyself in ceaseless transformation and partial decay, and the whole universe with thee.

Let it judge that nothing is either bad or good which can happen equally to the bad man and the good. For that which happens equally to him who lives contrary to nature and to him who lives according to nature, is neither according to nature nor contrary to nature.

To them that ask: Where hast thou seen the Gods, or how knowest thou certainly that there be Gods, that thou art so devout in their worship? I answer: Neither have I seen my own soul, and yet I respect and honor it.