10. Happy people live in the present.
快樂的人總是活在當下

While unhappy people tend to dwell on the past and worry about the future, happy people live in the moment. They are grateful for “the now” and focus their efforts on living life to the fullest in the present. Their philosophy is:
不快樂人總是沉湎于過去擔心著未來，而快樂的人往往活在當下。他們感激著“現在”，會努力讓現在的生活達到完美。他們的人生哲言是：

There's a reason it's called “the present.” Because life is a gift.
有個理由叫做“現在”。人生本就是禮物。

So if you'd like to bring a little more happiness into your life, think about the 10 principles above and how you can use them to make yourself better.
如果你想要給自己的生活添加點快樂，想想上面的十條法則，看看如何讓自己變得更好吧。