You (can) bet your (sweet) life phrase
You can be absolutely certain that something is true or will occur.
You can bet your life that he is a liar.
You can bet your life that she will be the next chosen applicant.
You can bet your life that he won’t dare to express his love to her.
Meaning absolutely certain or without a doubt
Another way to say "absolutely", "definitely" or "for sure"
That's absolutely right.
Totally certain.
With absolute certainty; decisively
To do something in an unusual way
I guess I like to run against the grain in everything I do.