求名言英文翻譯，希望得到幫助

The most precious thing is life. The life of the people only once. Therefore, one's life should be spent this way: When a person look back, not because of wasted years and remorse, not because of the shame碌碌無為; In this way, when he died, to say that I the whole of life and all his energies for the cause of the most valuable in life - to struggle for the liberation of humanity.We must use our time of life, because even if a暴病or accidental termination of life can be.