I mean whatever choice you make you'll never be able to tell the full extend of it's consequences, as such you can't really chose your future, that's but a happy illusion allowed for a minority living a prosperous life.
That's not to say effort has no value, rather it has value on itself but it hardly means it will always yield a satisfactory reward, like how despite giving it her all Hina never managed to get Taiki to love her over Chinatsu.