Gratitude looks to the Past and love to the Present; fear, avarice, lust, and ambition look ahead.

Gratitude looks to the Past and love to the Present; fear, avarice, lust, and ambition look ahead.

感激过去，爱现在;恐惧、贪婪、欲望和野心都是向前看的。

-- C. S. Lewis C.S.刘易斯