…is not difficult.
and

SkovandOfMitaze:
Your translation. Past tense. Is Jesus going to lose his grip?
SkovandOfMitaze:
Paul says to hold firmly to the word of life. Why would they hold on if they can’t let go?
I am thankful that my ultimate [security] does not depend on my grip! He says it for encouragement, to keep looking to Jesus, because that is where our help comes from. It’s become a cliché, perhaps, about the single pair of footsteps in the sand… when Jesus was carrying us.