it requires days of careful observation of that living being at least to prepare persuasion speech. the speech takes entire day even for simplest tasks and you can't do virtually anything else by sheer intensity required
You are never truly sure again if people are actually listening to you or even like you or they are just enchanted by your power. You are never again able to form meaningful relationships with that doubt in you mind, you can never find true love and become a recluse.