When we sighing for the loss of our past youth, which will return no more, let us
reflect that decrepitude will come, when we shall regret the mature age we have
reached and do not sufficiently value.- La Bruyere
当我们为一去不复返的青春叹息时,我们应该考虑将来的衰老,不要到那时再为没有珍惜壮年而悔恨。 -拉·布吕耶尔