Seneca,
Moral letters to Lucilius — Letter 4…
“ Rehearse this thought every day, that you may be able to depart from life contentedly; for many men clutch and cling to life, even as those who are carried down a rushing stream clutch and cling to briars and sharp rocks. Most men ebb and flow in wretchedness between the fear of death and the hardships of life; they are unwilling to live, and yet they do not know how to die. 6. For this reason, make life as a whole agreeable to yourself by banishing all worry about it. No good thing renders its possessor happy, unless his mind is reconciled to the possibility of loss ”
