you can lead a horse to water, but you can't make it drink
cannot
you cannot please everyone
you can't run with the hare and hunt with the hounds
unfulfillably
unimpartible
unimpartable
impossible
unworkable
incapacitating
impossibility
unfuckupable
inassimilable
to save one's life
incapacitate
uncompellable
inevitably
trifle
unrhymable
undoable
camel through the eye of a needle
unpettable
unsubvertible
indiscernibly
uncontrivable
inextricable
ungratifiable
inapprehensible
unreachable
unmanipulable
unsignifiable
unpredicatable
unanswerable
uninvertible
informulable
unsubstantiable
unappeasably
handcraft
unmilkable
unspoofable
unearnable
unshareable
unpractically
require
fact of life
rule out
unaskable
unavoidable
preclude
promise the moon