I think it's important to understand the concrete ways things work and to respect that. But some things shouldn't be explained, and you have to respect that, too.
For me, taking care of your skin is the most important step. You can cover it with all the makeup you have, and it's still not as nice as beautiful skin.
My mum used to work for the Chanel store in Paris, so for me, I've always been very familiar with the brand because of her. I remember when I was very, very, little, our flat had Chanel shoe boxes, makeup, and some jackets.