translation.en: I've added present-hedonism, I've added a focus on the past-positive, so, at 76 years old, I am more energetic than ever, more productive, and I'm happier than I have ever been.
translation.zh: 现在我学会了“享受现在”，同时也学会了观望“积极经历” 因此，在我76岁的时候，我感觉到从没有过的精力、动力 现在的我比以前任何时候都要快乐！