very hard; with utmost effort; as hard as one can; with all one's might; for dear life; eagerly
once in a lifetime; once in one's life
lifetime supply; lifetime's worth (of something)
greatest mistake of one's life
something that will last a lifetime (esp. high-quality products)
once in one's life; once in a lifetime
narrow escape from the jaw of death
extremely important or once in a lifetime (request); only once in one's lifetime
advancing in the face of death; having a narrow escape from the jaw of death
(strict) observance of the Buddhist precept of lifelong celibacy
honesty is the best policy
something that will last a lifetime (esp. high quality product)
striving to adopt ascetic practices for one's whole life