We cannot change yesterday---that is quite clear. Or begin tomorrow until it is here. So all that remains, both for you and for me, Is to make each today just as sweet as can be. ---Robert Browning(1912-1889) 我们不能改变昨天------这一点显而易见, 在明天到来之前,也不能将它提前; 因此,无论是对我还是对你, 只能使每个今天过得尽可能甜。 ---罗伯特勃·朗宁