Read the excerpt from "daughter of invention".

"maybe not. maybe, just maybe, there's something they've missed that's important. with patience and calm, even a burro can climb a palm." this last was one of her many dominican sayings she had imported into her scrambled english.

which english idiom has the same meaning as the one underlined in this excerpt?

we’re all in the same boat.
you are barking up the wrong tree.
let sleeping dogs lie.
slow and steady wins the race.