For the rest of a person's life.
Very fast or strenuously, as if to save one's life.
Synonym: for dear life
Books are good enough in their own way, but they are a poor substitute for life. Robert Louis Stevenson
True friendship multiplies the good in life and divides its evils. Strive to have friends, for life without friends is like life on a desert island... to find one real friend in a lifetime is good fortune; to keep him is a blessing. Baltasar Gracián
Stuff happens when you are a kid, it scars you inside for life. Corey Haim
Better to be queen for an hour than a countess for life. Portuguese Proverb
Make a garden or plant, and a man is happy for life. American Proverb
If your friend becomes your enemy, he will be your enemy for life. Yiddish Proverb