求翻译：人生是一场单程的旅行,即使有些遗憾,我们也没有从头在来的机会,与其纠结无法改变的过去,不如微笑着,珍惜未来,因为生活,没有如果。是什么意思？

Life is a one-way trip, even though some regret, we do not have the scratch to the opportunity, with its tangle can not be changed in the past, as a smile and cherish the future, because life is not.

Life is a one-way travel, even if some regret, we do not have to start from scratch with the opportunity to untie the KNOTs cannot be changed in the past, it would be better with a smile, and cherish life, future, because if you do not have.

The life is a one-way travel, even if somewhat regretted, we also do not have from the beginning the opportunity which comes, intertwines the past which is unable to change, was not better than is smiling, will treasure the future, because will live, will not have if.

Life is a one-way trip, even though some regret, we have no chance of coming from scratch, with its tangled cannot change the past, rather than smiling, cherish the future because life, not if.

正在翻译，请等待...