As a professional it’s important to understand why consistency will often be more important than sincerity.
Sincerity is rooted in feelings, which change all the time…So it’s not the most reliable building block for the long term.
Consistency, even though it may not always be as sincere as sincerity, is reliable…and reliability is one of the most important building blocks for the long term.
»» A likely scenario is that (professionally) you will concoct a version of sincerity that you want to present to the world, that is unique to you, that the audience enjoys…and then commit to it. It’s not always sincere but it’s always a part of you.