"I would cherish" is a correct and usable sentence in written English.
You can use it to express strong feelings for someone or something, or to express a desire to have something or keep something precious. For example: I would cherish every moment spent with my grandparents.
I would cherish it and savor it.
I used to think, in my Russian-novel days, that I would cherish a lover who managed through thick and thin, snow and sleet, to have a bunch of Parma violets on my breakfast tray each morning—also rain or shine, Christmas or August, and onward into complete Neverland.
Even though it's not adventurous or suspenseful (every pilot has had one or two of those in their times), my best memory was when I completed my check ride flight because I knew it was the culmination of my training and would lead to a million more memories that I knew I would cherish.
Was this something I would cherish as a romantic memento for the rest of my life?
How I would cherish a letter from my parents or my grandparents telling me about their youthful dreams and hopes, their triumphs and their failures.
He smiled up at me with his big brown eyes, and I knew, thank goodness, he still had some growing up to do and I would cherish every minute of it.
"I'd cherish the opportunity to play in a fifth match and make up for this," Blake said.
I'd cherish music, theater, filmmaking, publishing -- I'd be so busy DOING STUFF you'd never hear me make a peep.
I couldn't fathom just how much I'd cherish those late-night nursing sessions, or how I'd delight in witnessing those first faltering steps.
Either way, one job that I suspect he would cherish above all others is currently occupied by an urbane, professorial Frenchman.
If only others knew the staggering brilliance of the hunt, they would cherish it as I do.
