Regardless of the magnitude of the decision, our brains make it hard for us to keep the perspective we need to make good choices.
Likable leaders truly believe that everyone, regardless of rank or ability, is worth their time and attention. They make everyone feel valuable because they believe that everyone is valuable.
The best way to avoid falling prey to the opinions of others is to realize that other people's opinions are just that - opinions. Regardless of how great or terrible they think you are, that's only their opinion. Your true self-worth comes from within.