Achievable and valuable definitely more valuable than hard. I do suggest it's healthy not to 100% know how you might achieve the goal over the period - its good

Achievable and valuable definitely more valuable than hard. I do suggest it's healthy not to 100% know how you might achieve the goal over the period - its good to be open to options and look for evidence you are making progress. I think this is different than trying for a moonshot every quarter :)