Both Happiness And Unhappiness Depend On Perception

Why Should Any Of These Things That Happen Externally Distract Thee? Give Thyself Leisure To Learn Some Good Thing: Cease Roving To And Fro.

Now Departure From The World Of Men Is Nothing To Fear, If Gods Exist: Because They Would Not Involve You In Any Harm. If They Do Not Exist, Or If They Have No Care For Humankind, Then What Is Life To Me In A World Devoid Of Gods, Or Devoid Of Providence? But They Do Exist, And They Do Care For Humankind: And They Have Put It Absolutely In Man's Power To Avoid Falling Into The True Kinds Of Harm.

Observe Constantly That All Things Take Place By Change, And Accustom Thyself To Consider That The Nature Of The Universe Loves Nothing So Much As To Change The Things Which Are, And To Make New Things Like Them.

The Gods Have Provided Me With Clear And Compelling Signs Of What It Means To Live In Conformity To Nature. They Did Their Part. So Far As Their Gifts, Aid, And Inspiration Are Concerned, Nothing Prevented Me From Following The Path Prescribed By Nature. If From Time To Time I Have Strayed From This Path, The Fault Lies With Me And With My Failure To Heed The Gods' Signs, Or Rather, Their Explicit Instructions.

A Great Estate Is A Great Disadvantage To Those Who Do Not Know How To Use It, For Nothing Is More Common Than To See Wealthy Persons Live Scandalously And Miserably; Riches Do Them No Service In Order To Virtue And Happiness; Therefore 'tis Precept And Principle, Not An Estate, That Makes A Man Good For Something.