Think about it, wild animals run from the dangers they actually see, and once they have escaped them worry no more. We however are distressed by our past and future. A number of our gifts do us harm. Memory brings back the agony of fear while foresight brings it on prematurely. No one confines their unhappiness to the present.
Ask nature: She will tell you that she mad both day and night. Seneca
Following, liking and listening to so many different things of every description. You should be extending your stay among authors whose genius is unquestionable, backed by research and evidence. Taking joy and lessens from them if you wish to gain anything from what you consume, that will result in useful thoughts.
"It never ceases to amaze me: we all love ourselves more than other people, but care more about their opinion than our own." - Marcus Aurelius
"When you arise in the morning, think of what a precious privilege it is to be alive - to breathe, to think, to enjoy, to love." - Marucus Aurelius
“Learn to be indifferent to what makes no difference.” - Marcus Aurelius
"Very little is needed to make a happy life; it is all within yourself, in your way of thinking. - Marcus Aurelius