Obedience 
"The key to freedom is obedience.The more obedient we are, the more freedom we have."
                                              Boyd K. Packer 

Id
I think this is true because we need to have the key to have freedom. We need to be obedient, so we could have more freedom.Also we let ourself we couldn't have freedom that's why we need to be obedient. Its better to have freedom.