18. Your life is before you. Be careful of the choices you make now that you could regret later. This regret is the subject of an old poem whose author has been forgotten. I hope you’ll never have reason to apply it to yourself.tAcross the fields of yesterday,tHe sometimes comes to metA little lad just back from play—tThe boy I used to be.tHe looks at me so wistfullytWhen once he’s crept within;tIt is as if he hoped to seetThe man I might have been.
